ROOM CLEARING Paratroopers practice assembling into a stack to clear a building at the Joint Readiness Training Center on Fort Polk, La., Jan. 13, 2012. Each paratrooper is assigned to watch for threats from a different direction. The paratroopers are assigned to the 82nd Airborne Division's 1st Brigade Combat Team. SHARE: Download: Full Size (0.08 MB) Credit: VIRIN: 249629-J-CIB25-571.jpg Photo Gallery