Motor Transportation Operator, Pfc. Keenan Hughes, from the 515th Transportation Company, stands guard in front of his convoy, on a training mission through simulated hostile territory at exercise Combined Resolve II. This convoy was the first tactical convoy that the 16th Sustainment Brigade is conducting for the exercise. Both convoy security elements and logistics resupply vehicles were present for the training exercise. (U.S. Army photo by 1st Lt. Henry Chan, 16th Sustainment Brigade Public Affairs, 21st Theater Sustainment Command)