A 30mm GAU-8 Avenger rotary cannon of a U.S. Air Force A-10 Thunderbolt IIs assigned to the 354th Expeditionary Fighter Squadron is displayed during a theater security package deployment at Campia Turzii, Romania, April 1, 2015. The A-10 supports Air Force missions around the world as part of the U.S. Air Force's current inventory of strike platforms, including F-15 Strike Eagle and F-16 Fighting Falcon fighter aircraft. (U.S. Air Force photo by Staff Sgt. Joe W. McFadden/Released)