Airmen develop expeditionary skills
ALTUS AIR FORCE BASE, Okla. -- Nathan Dunnigan, 97th Security Forces Squadron expeditionary skills combat arms instructor, prepares a weapon for simulated shooting with the Engagement Skills Trainer 2000 training simulator Nov. 21, 2013. The weapons used with the EST 2000 are designed to look, shoot and feel like a real weapon, enhancing familiarization prior to shooting at a live weapons range. Weapons supported by the EST 2000 at Altus AFB include the M4 carbine, M16A2 rifle, M9 pistol, M249, M240 machine gun and the M203 grenade launcher. (U.S. Air Force Photo by Senior Airman Lausanne Genuino/Released)