U.S. Marines with Marine Corps Forces Central Command (MARCENT) and Regional Command (Southwest) exit an MV-22 Osprey at Camp Leatherneck, Afghanistan, April 19, 2013. Lt. Gen. Robert Neller, commanding general of MARCENT, conducted a battlefield circulation visit to Forward Operating Base Shir Ghazay to speak with the Marines of 1st Tank Battalion, Regimental Combat Team 7. (U.S. Marine Corps Photo by Sgt. Tammy K. Hineline/Released)