MINOT AIR FORCE BASE, N.D. -- Staff Sgt. Ryan Pfeifer, 791st Missile Security Forces Squadron convoy response force leader, clears his M-4 carbine rifle while Senior Airman Ian Schwartz, 791st MSFS convoy response force leader, ensures safety prior to a convoy training mission here Aug. 12. Sergeant Pfeifer was recently named one of the Air Force’s 12 Outstanding Airmen of the year. (U.S. Air Force photo by Tech. Sgt. Lee A. Osberry Jr.)