U.S. Army Sgt. Brendan Marrocco's (retired) brother, Mike Marrocco, fires 155mm howitzer rounds from an M777 with Task Force Blackjack, Bravo battery, 4-25 FA on FOB Shank, Afghanistan on May 28, 2014. The gentlemen are part of Feherty's Troops First Foundations' Operation Proper Exit. Operation Proper Exit is for troops who have been injured in battle and provides them the opportunity to make a "proper exit" on their own terms. (Photo by U.S. Army Staff Sgt. Nelia Chappell)