SNOW SWEEPER A U.S. soldier sweeps snow from a CH-47 Chinook helicopter on Bagram Airfield, Afghanistan, Feb. 6, 2013. The soldiers are assigned to the 101st Airborne Division's 159th Combat Aviation Brigade. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 635133-F-DMP94-786.jpg Photo Gallery