A U.S. Air Force A-10 Thunderbolt II pilot assigned to the 354th Expeditionary Fighter Squadron enters the aircraft as a 354th EFS crew chief secures the aircraft's ladder during a theater security package deployment at Campia Turzii, Romania, April 1, 2015. The aircraft will conduct training alongside NATO allies to strengthen interoperability and demonstrate U.S. commitment to the security and stability of Europe. (U.S. Air Force photo by Staff Sgt. Joe W. McFadden/Released)