A crew-briefing is given to U.S. Air Force aircrew assigned to the 343rd Bomb Squadron on Barksdale Air Force Base, La. On April 2, 2015 the crew prepared to fly a mission in a B-52 Stratofortress to drop live M117 bombs on a practice range as part of routine training to maintain warfighting capabilities. (U.S. Air Force photo by Master Sgt. Dachelle Melville/Released)