Two Israeli F-15's fly over the Nevada Test and Training Ranges during a Red Flag 04-3 training mission at Nellis Air Force Base, Nev., Aug. 25, 2004. Red Flag is a combat training exercise involving all branches of the U.S. military, as well as coalition forces from Belgium, Denmark, the Netherlands, Norway, United Kingdom, Israel, Singapore and NATO. DoD photo by Tech. Sgt. Kevin Gruenwald, U.S. Air Force.