Inquam Photos/George Calin via REUTERS
US Air Force
ERIC LALMAND/BEL
PORNCHAI KITTIWONGSAKUL/AFP/Getty Images
Didier Lebrun/Photonews/Getty Images
US Air Force photo by Richard Gonzales
MADS CLAUS RASMUSSEN/Ritzau Scanpix/AFP via Getty Images
United States Air Force Photo via AP
Giancarlo Casem/DARPA/USAF
US Navy photo/Petty Officer 3rd Class Scott Pittman