As seen through a night vision lens, U.S Army 1st Lt. Alex McHale, a UH-60M Black Hawk helicopter pilot assigned to Headquarters and Headquarters Company, 2nd Battalion (Assault), 10th Combat Aviation Brigade, Task Force Knighthawk, prepares his aircraft for flight prior to a night personnel movement mission Dec. 4, at Forward Operating Base Shank, Afghanistan. (U.S. Army Photo by Capt Peter Smedberg/Released)