Marines and Army Special Forces maintain a security perimeter as a UH-60 Black Hawk lifts off. Marines with 1st Platoon, Kilo Company, and Army Special Forces maintain a security perimeter as a UH-60 Black Hawk helicopter lifts off for a medical evacuation south of Camp Blessing, Afghanistan, on June 25, 2004. SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 384125-U-GPE71-669.jpg Photo Gallery