130411-M-DI532-010

U.S. Marine Corps Pfc. Esram A. Rivers, left, an Unmanned Aerial Vehicle maintenance technician with Unmanned Aerial Vehicle Squadron- 2 (VMU-2) participating in Weapons and Tactics Instructor Course (WTI) 2-13, performs final checks before launching a RQ-7B Shadow at Tacts Airfield Ariz., April 11, 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)

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