RED FLAG RAPTOR A U.S. Air Force F-22 Raptor from Elmendorf Air Force Base, Alaska, prepares to regroup after being refueled Feb. 2, 2010, during Red Flag over the Nevada Test and Training Range. Red Flag is a realistic combat training exercise involving the air forces of the United States and its allies. SHARE IMAGE: Download Image: Full Size (0.06 MB) Photo By: VIRIN: 951668-S-AXS04-204.jpg Photo Gallery