5/5/2011 - SPANGDAHLEM AIR BASE, Germany – Staff Sgt. Cesar Matos, 52nd Security Forces Squadron combat arms instructor, fires an M-4 carbine assault rifle during weapons qualification training at the firing range April 28. Security forces Airmen are required to qualify on their weapons biannually. (U.S. Air Force photo/Senior Airman Nick Wilson)

5/5/2011 - SPANGDAHLEM AIR BASE, Germany – Airmen from the 52nd Security Forces Squadron disassemble and clean their M-9 pistols during weapons qualification training here April 28. Security forces Airmen are required to qualify on their weapons biannually. (U.S. Air Force photo/Senior Airman Nick Wilson)

5/5/2011 - SPANGDAHLEM AIR BASE, Germany – Staff Sgt. Cesar Matos, 52nd Security Forces Squadron combat arms instructor, loads bullets into the magazine of an M-4 carbine assault rifle during weapons qualification training at the firing range April 28. Security forces Airmen are required to qualify on their weapons biannually. (U.S. Air Force photo/Senior Airman Nick Wilson)

5/5/2011 - SPANGDAHLEM AIR BASE, Germany – Staff Sgt. Cesar Matos, 52nd Security Forces Squadron combat arms instructor, loads bullets into the magazine of an M-4 carbine assault rifle during weapons qualification training at the firing range April 28. Security forces Airmen are required to qualify on their weapons biannually. (U.S. Air Force photo/Senior Airman Nick Wilson)

5/5/2011 - SPANGDAHLEM AIR BASE, Germany – Staff Sgt. Cesar Matos, 52nd Security Forces Squadron combat arms instructor, inspects the M-9 pistol of Airman 1st Class Charla Maddox, 52nd SFS patrolman, during weapons qualification training here April 28. Security forces Airmen are required to qualify on their weapons biannually. (U.S. Air Force photo/Senior Airman Nick Wilson)