SNOW SPRINT U.S. soldiers run through the snow after exiting a UH-47 Chinook helicopter as another lands in Shaykh Ali district in Afghanistan's Parwan province, Dec. 19, 2009. The soldiers are assigned to Task Force Cyclone. SHARE: Download: Full Size (0.07 MB) Credit: VIRIN: 020066-B-EMF39-839.jpg Photo Gallery