Combat lifesaver course at Fort McCoy
U.S. Army Soldiers with the 642nd Regional Support Group practice providing aid in a simulation chamber during a Combat Lifesaver course Aug. 11, 2021, at Fort McCoy, Wis. The chamber, with realistic sound effects, smoke and darkness, recreates the stress of medical care during nighttime combat. The course teaches the fundamentals how to save wounded troops under battlefield conditions. The 642nd Regional Support Group is a reserve unit based in Decatur, Ga. (U.S. Army photo by Sgt. 1st Class Gary A. Witte, 642nd Regional Support Group)