Military ops
LACKLAND AIR FORCE BASE, Texas (AFPN) -- (From left) Airmen Jason Sumlin, Steven Schepel and Wayne Stickles use proper room-clearing tactics during security forces technical training here Jan. 30. This three-week portion of their training familiarizes Airmen with concepts and tactics used in basic military operations in urban terrain. (U.S. Air Force photo by Tech. Sgt. Larry A. Simmons)