A U.S. Air Force KC-10 Extender pilot dons the “Fat Boy” patch as he supports the F-35A Lightning II’s first transatlantic aerial refueling over the Atlantic Ocean June 30, 2016. “Fat Boy” refers to pilots’ whose first operational aircraft assignment is to fly the KC-10 Extender, which is considered a heavy aircraft due to its size and capabilities. (U.S. Air Force photo by Staff Sgt. Natasha Stannard)