A U.S. Army UH-60 Black Hawk helicopter lifts off on a medical evacuation support mission from Shindand Air Base, Afghanistan, Dec. 8, 2013. A U.S. Army UH-60 Black Hawk helicopter lifts off on a medical evacuation support mission from Shindand Air Base, Afghanistan, Dec. 8, 2013. SHARE IMAGE: Download Image: Full Size (1 MB) Tags: Photo Essays Photo By: VIRIN: 860170-D-UNF60-904.jpg Photo Gallery