ROOFTOP READINESS U.S. Army Sgt. Patrick Heyman pulls guard on the rooftop of an Iraqi police station while his unit, the 3rd Armor Cavalry Regiment's Troop G, conducts a reconnaissance patrol in Hammam Al Alill, Iraq, Oct. 28, 2008. SHARE: Download: Full Size (0.07 MB) Credit: VIRIN: 757912-Y-IZV96-295.jpg Photo Gallery