Colombian air force Junior Technicians Jhonatan Galvez and Jesus Ovalle install a drag chute for a Kfir fighter jet during Red Flag 12-4 July 17, 2012, at Nellis Air Force Base, Nev. Red Flag is a realistic combat training exercise involving the air forces of the United States and its allies. (U.S. Air Force photo/Airman 1st Class Matthew Lancaster)