U.S. Army Reserve Spc. Sydney Davis, assigned to the Warrior Transition Unit, Fort Belvoir, Virginia, throws a medicine ball for warm ups during field training for the 2015 Department of Defense Warrior Games at Fort Belvoir, Virginia, June 14, 2015. Davis is one of more than 40 Active Duty and Veteran athletes representing Team Army training at Fort Belvoir. She will represent Team Army in the archery competition, shooting competition, field competition, sitting volleyball competition, and wheelchair basketball competition in the 2015 DOD Warrior Games held at Marine Corps Base, Quantico, Virginia, June 19-28. The 2015 DOD Warrior Games is an adaptive sports competition for wounded, ill and injured service members and Veterans. Approximately 250 athletes, representing teams from the Army, Marine Corps, Navy, Air Force, Special Operations Command and the British Armed Forces will compete in archery, cycling, shooting, sitting volleyball, swimming, track & field and wheelchair basketball. (U.S. Army photo by Spc. Garry Abidin/Released)

YUMA, Ariz. - U.S. Marines Corps AH-1Z Super Cobra participate in a close air support training exercise, April 10, 2014. WTI is a seven week training event hosted by MAWTS-1 cadre. MAWTS-1 provides standardized advanced tactical training and certification of unit instructor qualifications to support Marine Aviation Training and Readiness and assists in developing and employing aviation weapons and tactics. (U.S. Marine Corps photograph by Lance Cpl. Eryn Rudolph, 3rd MAW COMCAM/Released)

YUMA, Ariz. - U.S. Marines Corps AH-1Z Super Cobra participate in a close air support training exercise, April 10, 2014. WTI is a seven week training event hosted by MAWTS-1 cadre. MAWTS-1 provides standardized advanced tactical training and certification of unit instructor qualifications to support Marine Aviation Training and Readiness and assists in developing and employing aviation weapons and tactics. (U.S. Marine Corps photograph by Lance Cpl. Eryn Rudolph, 3rd MAW COMCAM/Released)

FORT IRWIN, Calif. Decisive action rotations are reflective of the complexities of potential adversaries our nation could face and include: guerilla, insurgent, criminal, and near-peer conventional forces woven into one dynamic environment. (U.S. Air Force photo by Senior Airman Daniel Hughes, 1st Combat Camera Squadron)

170922-N-BD107-051 SAN JUAN, Puerto Rico (Sept. 22, 2017) - Hospital Corpsman 2nd Class Gary Haley, assigned to Helicopter Sea Combat Squadron Seven, searches the area for people in distress during search and rescue operations. The Department of Defense is supporting the Federal Emergency Management Agency, the lead federal agency, in helping those affected by Hurricane Maria to minimize suffering and as one component of the overall whole-of-government response efforts. (U.S. Navy Photo by Mass Communication Specialist 2nd Class Liam Kennedy/RELEASED)

161102-M-ZQ619-074 POHAKULOA TRAINING AREA, Hawaii (Nov. 2, 2016) - U.S. Marines assigned to Alpha Company, 1st Battalion 3rd Marine Regiment engage targets during a company assault on Training Area 17, part of Lava Viper, aboard the Pohakuloa Training Area, on the big island of Hawaii, Nov. 2, 2016. Lava Viper is an annual combined arms training exercise that integrates ground elements such as infantry and logistics, with indirect fire from artillery units as well as air support from the aviation element. (U.S. Marine Corps photo by Cpl. Ricky S. Gomez/Released)

151027-M-ED118-012 DOGANBEY, Turkey (Oct. 27, 2015) A Turkish Marine provides security during an amphibious assault as part of exercise Egemen 2015 in Doganbey, Turkey, Oct. 27. Egemen is a Turkish-led and hosted amphibious exercise designed to increase tactical proficiencies and interoperability among participants. The 26th Marine Expeditionary Unit is deployed to the 6th fleet area of responsibility in support of U.S. national security interests in Europe. (U.S. Marine Corps photo by Cpl. Jalen D. Phillips/ Released)

A rigger with the 372nd Inland Cargo Transportation Company directs a forklift during a sling load operation at Roberts International Airport, Liberia, Dec. 12, 2014. The mission was to airlift incinerators to a new Ebola treatment unit built in support of Operation United Assistance. United Assistance is a Department of Defense operation to provide command and control, logistics, training and engineering support to U.S. Agency for International Development-led efforts to contain the Ebola virus outbreak in West African nations. (U.S. Army Photo by Sgt. 1st Class Brien Vorhees, 55th Signal Company (Combat Camera) / Released)

U.S. 5th FLEET AREA OF RESPONSIBILITY (June 24, 2013) Explosive Ordnance Disposal Technician 2nd Class Charlie Linder and Explosive Ordnance Disposal Technician 1st Class Jake Shearman, assigned to Commander, Task Group (CTG) 56.1, conduct counter-mine training exercises utilizing the remotely-operated mine inspection vehicle Seabotix as part of exercise Artemis Trident 2013. CTG 56.1 provides maritime security operations and theater security cooperation efforts in the U.S. 5th Fleet area of responsibility. (U.S. Navy photo by Mass Communication Specialist 2nd Class Joshua Davies/Released)

U.S. Marines and Sailors with the 26th Marine Expeditionary Unit (MEU), deliver food and water by way of UH-1Y Venom helicopters to St. Thomas Cyril King E. Airport, U.S. Virgin Islands in effort of aiding victims of Hurricane Irma in the U.S. Virgin Islands, Sept. 10, 2017. The 26th MEU is supporting the lead federal agency in providing humanitarian relief efforts for Hurricane Irma. (U.S. Marine Corps photo by Lance Cpl. Tojyea G. Matally)

151031-M-CV548-059 MEDITERRANEAN SEA (Oct. 31, 2015) Marines assigned to Echo Battery, Battalion Landing Team 2/6, 26th Marine Expeditionary Unit (MEU) conduct physical training in order to raise their heart rate while participating in a live fire exercise aboard the amphibious transport dock ship USS Arlington (LPD 24) Oct. 31, 2015. Arlington and the 26th MEU are conducting naval operations in the U.S. 6th Fleet area of operations in support of U.S. national security interests in Europe. (U.S. Marine Corps photo by Cpl. Jeraco J. Jenkins/Released)

YUMA, Ariz. - U.S. Marine Corps Cpl. Joseph Brehm, air traffic controller, Marine Air Control Squadron 1, receives hands-on instruction on the AN/PRC-150 High-Frequency Radio during Weapons and Tactics Instructor (WTI) Course 2-14 March 21, 2014. WTI is a seven week training event hosted by MAWTS-1 cadre, which emphasizes operational integration of the six functions of Marine Corps aviation in support of a Marine Air Ground Task Force. MAWTS-1 provides standardized advanced tactics and certification of unit instructor qualifications to support Marine Aviation Training and Readiness and assists in developing and empowering aviation weapons and tactics. (U.S. Marine Corps photograph by Capt. Keith "The Bull" Stevenson, MAWTS-1 COMCAM/Released)

OFF THE COAST OF GUAM (May 10, 2016) Explosive Ordnance Disposal (EOD) technicians assigned to Explosive Ordnance Disposal Mobile Unit (EODMU) 5, 9th Engineer Support Battalion (ESB) and Royal Australian Navy Clearance Diving Team, prepare to fast rope from a MH-60S Seahawk helicopter during pouncer operations off the coast of Guam during Exercise Tricrab. Tricrab is a combined exercise involving military forces from five different countries that focuses on strengthening relationships within the Asia-Pacific region through training and information exchanges, to enhance EOD and diving related interoperability. (U.S. Navy Combat Camera photo by Mass Communication Specialist 1st Class Doug Harvey/Released)

26th Marine Expeditionary Unit (MEU) Maritime Raid Force Marines fire M4 Carbines at a range in Jordan, June 19, 2013. Exercise Eager Lion 2013 is an annual, multinational exercise designed to strengthen military-to-military relationships and enhance security and stability in the region by responding to modern-day security scenarios. The 26th MEU is a Marine Air-Ground Task Force forward-deployed to the U.S. 5th Fleet area of responsibility aboard the Kearsarge Amphibious Ready Group serving as a sea-based, expeditionary crisis response force capable of conducting amphibious operations across the full range of military operations. (U.S. Marine Corps photograph by Sgt. Christopher Q. Stone, 26th MEU Combat Camera/Released)

YUMA PROVING GROUNDS, Ariz. – U.S. Marine Corps Cpl. Phillip Lilly, front, scout sniper chief, Scout Snipers Platoon, Headquarters and Service Company, 3rd Battalion, 6th Marine Regiment (3/6), 2nd Marine Division, engages targets downrange with an M110 semi-auto sniper system during the Talon Exercise (TalonEx) March 28, 2014. (U.S. Marine Corps photograph by Lance Cpl. Christopher A. Mendoza, 2nd MARDIV COMCAM/Released)

SANTA RITA, Guam (Sept. 20, 2016) A Landing Craft Air Cushion (LCAC) from Expeditionary Strike Group 7 transits through Apra Harbor during a Valiant Shield 2016 amphibious landing exercise at Naval Base Guam, Santa Rita, Guam Sept. 20, 2016. Valiant Shield is a biennial, U.S. Air Force, Navy and Marine Corps exercise held in Guam, focusing on real-world proficiency in sustaining joint forces at sea, in the air, on land and in cyberspace. (U.S. Navy Combat Camera photo by Chief Mass Communication Specialist Greg Badger)

MEDITERRANEAN SEA (Oct. 31, 2015)- U.S. Marine Lance Cpl. Dillon M. Ratliff, a small arms repairer/technician with Echo Battery, Battalion Landing Team 2/6, 26th Marine Expeditionary Unit (26th MEU), distributes ammunition during a live fire exercise aboard the amphibious transport dock ship USS Arlington (LPD 24), Oct. 31, 2015. The live fire exercise provided an opportunity for the battery to enhance mission readiness and increase unit proficiency and cohesion. The 26th Marine Expeditionary Unit is deployed to the 6th Fleet area of responsibility in support of U.S. national security interests in Europe. (U.S. Marine Corps photo by Cpl. Jeraco J. Jenkins/26th MEU Combat Camera/Released).

Teachers at Khalid Bin Walid takya High School, pose for a group photo on its opening day in Salar, Wardak province, Afghanistan, Oct. 7. (Army photo/Pfc. Donald Watkins)

Commandant of the Marine Corps (CMC) Gen. Robert B. Neller poses for a photo with Marines and guests attending the CMC Birthday Ball at the Gaylord National Resort & Convention Center, Oxen Hill, Md., Nov. 12, 2016. (U.S. Marine Corps photo by Cpl. Samantha K. Braun)

BANTEN BAY (Oct. 21, 2015) An Indonesian Navy diver surveys USS Houston (CA 30) during dive operations held in support of search and survey operations of the sunken World War II navy vessels USS Houston and HMAS Perth (D 29). The data collected by the dive exercise will help the U.S. embassy in Indonesia and Naval History and Heritage Command catalog the current state of the wrecks. (U.S. Navy photo by Mass Communication Specialist 2nd Class Arthurgwain L. Marquez/Released)

U.S. Army Rangers, assigned to 3rd Battalion, 75th Ranger Regiment, stand on a flight line while pilots from 160th Special Operations Aviation Regiment (SOAR) prep a Boeing CH-47 Chinook helicopter for take off on Fort Knox, KY., April 21, 2014. The Air Operations of the 160th SOAR is a crucial piece in the mobile readiness of the 75th Ranger Regiment. (U.S. Army Photo by Pfc. Gabriel Segura/ RELEASED)

U.S. Defense Secretary Leon E. Panetta listens as a U.S. Marine addresses him with a question during a town hall meeting aboard Camp Leatherneck, Helmand province, Afghanistan, March 14, 2012. U.S. Defense Secretary Leon E. Panetta arrived in Afghanistan to speak with coalition forces; and presented his coin to every service member present in honor of their sacrifice and service to their country. (U.S. Marine Corps photo by Sgt. Andrea M. Olguin/ Released)

U.S. Marines with Headquarters and Service Company, 1st Battalion, 6th Marine Regiment, 2nd Marine Division, move to their next objective during the final exercise of Weapons and Tactics Instructor Course (WTI) 2-13, aboard the Marine Corps Air Ground Combat Center in Twentynine Palms, Calif., April 24, 2013. WTI is intended to train Marines on the combined arms capabilities of both air and ground elements. (Official U.S. Marine Corps Photo by: Sgt. Christopher R. Rye/ Released)

U.S. Soldiers assigned to Battery C, 2nd Battalion, 319th Airborne Field Artillery Regiment, 82nd Airborne Division fire their M777 towed 155 mm howitzer during a fire mission near Mosul, Iraq, Feb. 03, 2017. Battery C is supporting Combined Joint Task Force-Operation Inherent Resolve, the global Coalition to defeat ISIL in Iraq and Syria. (U.S. Army photo by Spc. Craig Jensen)

YUMA, Ariz. - U.S. Marines, 1st Battalion, 6th Marine Regiment, conduct a NEO during WTI 2-13. The Marines utilized aviation assets to quickly insert and execute their mission which included performing crowd control measures. -- (U.S. Marine Corps photograph by Sgt. Christopher R. Rye, 1st Marine Division COMCAM/Released)

YUMA, Ariz. - U.S. Marine Corps infantrymen, with Bravo Company, 1st Battalion, 6th Marine Regiment, conduct live-fire training during Talon Exercise 2-13, March 26, 2013. -- (U.S. Marine Corps photographs by Cpl. Vernon T. Meekins, 2nd Marine Division COMCAM/Released)

YUMA PROVING GROUNDS, Ariz. - U.S. Marines with India Company, 3rd Battalion, 6th Marine Regiment, 2nd Marine Division, practice casualty evacuation during the Weapons and Tactics Instructor (WTI) Course 2-14, April 5, 2014. WTI is a seven week training event, hosted by Marine Aviation Weapons and Tactics Squadron One (MAWTS-1) cadre, which emphasizes operational integration of the six functions of Marine Corps aviation in support of a Marine Air Ground Task Force. MAWTS-1 provides standardized advanced tactical training and certification of unit instructor qualifications to support Marine Aviation Training and Readiness and assists in developing and employing aviation weapons and tactics. (U.S. Marine Corps photograph by Lance Cpl. Christopher A. Mendoza, 2nd MARDIV COMCAM/ Released)

A U.S. Army Soldier assigned to Operations Group, National Training Center, awaits the start of a simulated air assault mission during Decisive Action Rotation 17-03 at NTC in Fort Irwin, Calif., Jan. 22, 2017. (U.S. Army photo by Spc. Michael Crews, National Training Center, Operations Group)

YUMA, Ariz. - U.S. Marines Corps AH-1Z Super Cobra participate in a close air support training exercise, April 10, 2014. WTI is a seven week training event hosted by MAWTS-1 cadre. MAWTS-1 provides standardized advanced tactical training and certification of unit instructor qualifications to support Marine Aviation Training and Readiness and assists in developing and employing aviation weapons and tactics. (U.S. Marine Corps photograph by Lance Cpl. Eryn Rudolph, 3rd MAW COMCAM/Released)

Marines assigned to Marine Medium Tiltrotor Squadron (VMM) 264, 22nd Marine Expeditionary Unit (MEU) conduct an operational flight of the Intrepid Tiger 2 special capabilities pod aboard the amphibious assault ship USS Wasp (LHD-1) on July 21, 2016. 22nd MEU, deployed with the Wasp Amphibious Ready Group, is conducting naval operations in the 6th Fleet area of operations in support of U.S. national security interests in Europe.(U.S. Marine Corps photo by Cpl. John A. Hamilton Jr.)

U.S. Marines with 2nd Battalion, 7th Marine Regiment, 1st Marine Division, 1st Marine Expeditionary Force set up perimeter security during a fast rope exercise at Auxiliary Airfield 2, Yuma, Ariz., Oct. 2, 2015. This training evolution is apart of Weapons and Tactics Instructor (WTI) 1-16, a seven week training event, hosted by Marine Aviation Weapons and Tactics Squadron One (MAWTS-1) cadre, which emphasizes operational integration of the six functions of Marine Corps aviation in support of a Marine Air Ground Task Force. MAWTS-1 provides standardized advanced tactical training and certification of unit instructor qualifications to support Marine Aviation Training and Readiness and assists in developing and employing aviation weapons and tactics. (U.S. Marine Corps photo by Cpl. Summer Dowding MAWTS-1 COMCAM/ Released)

YUMA, Ariz. - U.S. Marines Corps AH-1Z Super Cobra participate in a close air support training exercise, April 10, 2014. WTI is a seven week training event hosted by MAWTS-1 cadre. MAWTS-1 provides standardized advanced tactical training and certification of unit instructor qualifications to support Marine Aviation Training and Readiness and assists in developing and employing aviation weapons and tactics. (U.S. Marine Corps photograph by Lance Cpl. Eryn Rudolph, 3rd MAW COMCAM/Released)

YUMA PROVING GROUNDS, Ariz. - U.S. Marines with Kilo Company, 3rd Battalion, 6th Marine Regiment (3/6), 2nd Marine Division, sprint up a hill to engage targets during a platoon attack at Afghan Alley for the Talon Exercise (TalonEx) April 3, 2014. TalonEx is a series of live- fire ranges conducted by the Marines of 3/6 before the Weapons and Tactics Instructor Course hosted by Marine Aviation Weapons and Tactics Squadron One. (U.S. Marine Corps photograph by Lance Cpl. Christopher A. Mendoza, 2nd MARDIV COMCAM/ Released)

YUMA, Ariz. - Air traffic controller personnel attending Weapons and Tactics Instructor (WTI) Course 2-14 receive instruction on the AN/PRC-150 High-Frequency Radio March 21, 2014. WTI is a seven week training event hosted by MAWTS-1 cadre, which emphasizes operational integration of the six functions of Marine Corps aviation in support of a Marine Air Ground Task Force. MAWTS-1 provides standardized advanced tactics and certification of unit instructor qualifications to support Marine Aviation Training and Readiness and assists in developing and empowering aviation weapons and tactics. (U.S. Marine Corps photograph by Capt. Keith "The Bull" Stevenson, MAWTS-1 COMCAM/Released)

MEDITERRANEAN SEA (Sept. 1, 2016) Marines assigned to 22nd Marine Expeditionary Unit (MEU), and Sailors assigned to the amphibious assault ship USS Wasp (LHD 1) prepare an AH-1W Super Cobra for take-ff from the ship's flight deck. The 22nd MEU, embarked on Wasp, is conducting precision air strikes in support of the Libyan Government of National Accord-aligned forces against Daesh targets in Sirte, Libya, as part of Operation Odyssey Lightning. (U.S. Marine Corps photo by Lance Cpl. Koby I. Saunders/Released)

Australian Chief of Army Lt. Gen. Angus Campbell (Right) and 1st Lt. Casey Doyle discuss Iraqi marksmanship training during Lt. Gen. Campbell's visit to Task Group Taji at Camp Taji, Iraq, Nov. 14, 2016. Camp Taji is one of four Combined Joint Task Force - Operation Inherent Resolve building partner capacity locations dedicated to training Iraqi security forces. (U.S. Army photo by Spc. Craig Jensen)

130806-N-BJ254-060 U.S. 5TH FLEET AREA OF RESPONSIBILITY (Aug. 6, 2013) Explosive Ordnance Disposal Technician 2nd Class Graham Hasnay, assigned to Commander, Task Group (CTG) 56.1, retrieves his regulator for a dive supervisor training dive. CTG 56.1 is promoting mine countermeasures, explosive ordnance disposal, salvage-diving, and force protection for the U.S. 5th Fleet area of responsibility. (U.S. Navy photo by Mass Communication Specialist 3rd Class Wyatt Huggett/Released)

Decisive action rotations are reflective of the complexities of potential adversaries our nation could face and include: guerilla, insurgent, criminal, and near-peer conventional forces woven into one dynamic environment. (U.S. Air Force photo by Senior Airman Daniel Hughes, 1st Combat Camera Squadron)

A U.S. Marine assigned to Force Reconnaissance Platoon, Maritime Raid Force, 26th Marine Expeditionary Unit (MEU), shouts all clear while clearing to the bridge of a vessel during simulated Maritime Interdiction Operations (MIO) training in the U.S. 5th Fleet area of responsibility, Aug. 29, 2013. The 26th MEU is a Marine Air-Ground Task Force forward-deployed to the U.S. 5th Fleet area of responsibility aboard the Kearsarge Amphibious Ready Group serving as a sea-based, expeditionary crisis response force capable of conducting amphibious operations across the full range of military operations. (U.S. Marine Corps photo by Sgt. Christopher Q. Stone, 26th MEU Combat Camera/Released)

A U.S. Marine Corps AH-1Z Cobra helicopter takes off from a refueling station during Final Exercise 1 of Weapons and Tactics Instructor (WTI) course 1-15 at Sandhill, Marine Corps Air Ground Combat Center Twentynine Palms, Calif., Oct. 14, 2014. WTI is a seven week training event hosted by Marine Aviation and Weapon Tactics Squadron (MAWTS-1) cadre. MAWTS-1 provides standardized advanced tactical training and certification of unit instructor qualifications to support Marine Aviation Training and Readiness and assists in developing and employing aviation weapons and tactics. (U.S. Marine Corps photo by Cpl. Allison J. Herman, COMCAM/Released)

YUMA, Ariz. - This information poster was created in support of WTI 2-13 to showcase elements of the training conducted. -- (U.S. Marine Corps layout design by Lance Cpl. Amy C. Muir, MAWTS-1 COMCAM/Released)

Cabrillo National Monument

GUAM (June 16, 2016) Seabees assigned to Naval Mobile Construction Battalion (NMCB) 133 place a concrete roof for the future hazardous material storage facility at Fena water treatment plant in Guam, June 16, 2016. NMCB 133 provides expeditionary construction and engineering (combat service support) to include horizontal and vertical construction; maintenance and operation of expeditionary bases and facilities; tactical sustainment bridging, humanitarian assistance through Construction Civic Action Details (CCAD),Civic Action Teams (CAT) and theater disaster response capabilities in the U.S. 7th fleet area of responsibility. NMCB 133 is assigned to Commander, Task Force (CTF) 75, the primary expeditionary task force responsible for the planning and execution of coastal riverine operations, explosive ordnance disposal, diving engineering and construction, and underwater construction in the U.S. 7th fleet area of responsibility. (U.S. Navy Combat Camera photo by Mass Communication Specialist 1st Class Doug Harvey/Released)

ADLIYA, Bahrain (July 31, 2013) Mass Communication Specialist 1st Class Michael Sandberg, assigned to Commander, Task Group (CTG) 56.1, interacts with a child during a community relations event at the Regional Institute for Active Learning center. CTG-56.1 provides maritime security operations and theater security cooperation efforts in the U.S. 5th Fleet area of responsibility. (U.S. Navy photo by Mass Communication Specialist 2nd Class Joshua Davies/Released)

YUMA PROVING GROUNDS, Ariz. – U.S. Marine Corps Cpl. Rashawn Poitevien, left, and Cpl. Phillip Lilly, scout sniper chief, 3rd Battalion, 6th Marine Regiment, 2nd Marine Division, demonstrate buddy supported shooting with an M110 semi-auto sniper system during the Talon Exercise (TalonEx) March 29, 2014. (U.S. Marine Corps photograph by Lance Cpl. Christopher A. Mendoza, 2nd MARDIV COMCAM/Released)