An F-15C Eagle from Kadena Air Base, Japan, takes off during Red Flag at Nellis Air Force Base, Nev., Oct. 22, 2009. Twelve F-15s from the 44th Fighter Squadron, along with 160 maintenance and support personnel are attending Red Flag Nellis from Jan. 18 through Feb. 5, 2010. Red Flag is a realistic, two-week air campaign fought over the vast Nevada Test and Training Range. The exercise brings together airmen from the Air Force, its sister services and allies for the world's largest joint air combat exercise. (U.S. Air Force photo/Chief Master Sgt. Gary Emery)