Union Pacific 8690 Leads a Powermove Past CP C807 1/2/17

While awaiting for UP 1989 (which I didn't see) on a snowy day, a very fast powermove flew past my camera at CP C807 in Layton, UT. This is on the UP's Salt Lake Subdivision which runs between Ogden, Utah and CP C793 in Salt Lake City, UT.

Done