Staff Sgt. Ryan Summers points out different components. U.S. Air Force Staff Sgt. Ryan Summers (right) points out different components to Airman 1st Class David Commis while he explains the steps of a Door 85L work card during an inspection of an F-15C Eagle aircraft at Kadena Air Base, Japan, on Oct. 30, 2007. Summers and Commis are assigned to the 18th Equipment Maintenance Squadron. SHARE: Download: Full Size (0.03 MB) Credit: VIRIN: 551817-W-VZA37-148.jpg Photo Gallery