Frozen Evacuation Army paratroopers huddle over a mock casualty to protect it from the rotor-wash of a landing UH-60 helicopter during medical evacuation exercises at Joint Base Elmendorf-Richardson, Alaska, Feb. 20, 2019. SHARE: Download: Full Size (0.96 MB) Tags: Army Credit: Army Sgt. Alex Skripnichuk VIRIN: 190220-A-DU810-289A.JPG Photo Gallery