A U.S. Air Force F-16 Fighting Falcon assigned to the 4th Fighter Squadron from Hill Air Force Base, Utah takes off during Red Flag 14-2 March 4, 2014, at Nellis AFB, Nev. Red Flag was developed to better prepare Airmen for combat missions. Since its establishment in 1975, Red Flag has expanded to include aircraft and crews from different branches of the U.S. and allied nationÕs militaries. (U.S. Air Force photo by Airman 1st Class Thomas Spangler)