U.S. Military personnel pose in front of the main welcoming sign to Camp Leatherneck during Operation Proper Exit in Helmand province, Afghanistan, March 13, 2014. Operation Proper Exit allows service members who received extreme injuries to return to the battle space for help with healing and closure, connect with service members currently deployed, and leave in the appropriate manner they were not previously afforded due to their injuries. (Official U.S. Marine Corps photo by Lance Cpl. Darien J. Bjorndal, Marine Expeditionary Brigade Afghanistan/Released)