MORNING MISERY U.S. Army Sgt. Nathan Schrock tries to keep warm after waking up on a cold morning in the mountains near Sar Howza in Paktika province, Afghanistan, Sept. 4, 2009. Schrock is assigned to the 1st Squadron, 40th Cavalry Regiment. SHARE: Download: Full Size (0.07 MB) Credit: VIRIN: 009091-S-YOD78-077.jpg Photo Gallery