A U.S. Marine Corps M1A1 Abrams main battle tank from the 1st Tank Battalion detachment, Battalion Landing Team 2nd Battalion, 1st Marines, 11th Marine Expeditionary Unit (MEU), waits on the firing line during a zeroing exercise as part of sustainment training in D'Arta Plage, Djibouti, Nov. 2. The 11th MEU is a forward-deployed, flexible sea-based Marine Air-Ground Task Force in the U.S. 5th Fleet area of responsibility. (U.S. Marine Corps photo by Cpl. Jonathan R. Waldman/Released)