Post flight report
U.S. Air Force Staff Sgt. Danny Barthelemy Jr., left, and Airman 1st Class Robin Burke, both 23d Aircraft Maintenance Squadron dedicated crew chiefs, fill out a post-flight ‘Joap report’ at Moody Air Force Base, Ga., July 9, 2014. A Joap report summarizes information on collected engine oil samples, which are analyzed after each flight to ensure the engines are functioning properly. (U.S. Air Force photo by Airman 1st Class Ryan Callaghan/Released)