RIFLE ROUTINE U.S. Air Force airmen in the U.S. Air Force Honor Guard Drill Team prepare to catch their rifles during their routine for the Third Annual Joint Service Drill Exhibition in Washington, D.C., April 10, 2010. More than 4,000 people came to the steps of the Lincoln Memorial to watch five teams demonstrate military drills. SHARE: Download: Full Size (0.07 MB) Credit: VIRIN: 877032-Q-VDJ73-979.jpg Photo Gallery