HOSTILE WATCH U.S. Army Sgt. Fred Oser stands watch for hostile threats outside a security checkpoint as soldiers and Iraqi dignitaries board a UH-60 Black Hawk helicopter in the Ninewa province, Iraq, July 2, 2010. Oser is a crew chief assigned to the 3rd Infantry Division's Company A, 2nd Battalion, 25th Aviation Regiment, Combat Aviation Brigade. SHARE: Download: Full Size (0.07 MB) Credit: VIRIN: 902640-O-AHD95-479.jpg Photo Gallery