Description: OVER THE GULF OF MEXICO -- First Lt. Charles Schuck fires an AIM-7 Sparrow medium range air-to-air missile from an F-15 Eagle here while supporting a Combat Archer air-to-air weapons system evaluation program mission. He and other Airmen of the 71st Fighter Squadron deployed from Langley Air Force Base, Va., to Tyndall AFB, Fla., to support the program.