FRAME FINESSE U.S. Air Force Senior Airman Jonathan Carmona secures square tubing to a metal frame on Kandahar Airfield, Afghanistan, Sept. 23, 2010. Airman Carmona is a structural journeyman assigned to the 777th Expeditionary Prime Beef Squadron. SHARE: Download: Full Size (0.07 MB) Credit: VIRIN: 422416-V-EFY02-153.jpg Photo Gallery