Red Flag 14-1 participants take off
A U.S. Air Force F-15 Eagle assigned to the 67th Fighter Squadron, Kadena Air Base, Japan, and a Republic of Singapore Air Force F-16 Fighting Falcon assigned to the 425th Fighter Squadron, Luke Air Force Base, Ariz., taxi and take off for a sortie during RED FLAG-Alaska 14-1 May 12, 2014, Eielson Air Force Base, Alaska. RF-A provides allied pilots, aircrew and operational support personnel with a training area of more than 65,000 square miles. (U.S. photo by Senior Airman Peter Reft/Released)