400 Hour Inspection U.S. Air Force Staff Sgt. Matthew Lawson works to complete a 400-hour phase inspection on an F-16 Fighting Falcon aircraft at Bagram Airfield, Afghanistan, Oct. 18, 2015. Lawson is assigned to the 455th Expeditionary Maintenance Squadron. U.S. Air Force photo by Tech. Sgt. Joseph Swafford SHARE: Download: Full Size (1.01 MB) Tags: Photo Essays, F-16 Fighting Falcon Aircraft, Bagram Airfield, Joseph Swafford, afghanistan, Maintenance, All images, Airmen Credit: Tech. Sgt. Joseph Swafford VIRIN: 151018-F-QN515-117.JPG Photo Gallery