Push It to the Limit Air Force Staff Sgt. Philip Slick does pushups during the 101st Air Refueling Wing Security Forces Squadron Best Defender Competition in Bangor, Maine, July 27, 2026. The competition tested airmen's skills in land navigation, marksmanship, tactical fitness, doctrine knowledge and endurance. SHARE: Download: Full Size (1.09 MB) Tags: troops, troops, air force, training Credit: Air Force Senior Master Sgt. Andrew Sinclair VIRIN: 260727-F-IA789-9860.JPG Photo Gallery