U.S. Army Sgt. Franklin Gago, 7202nd Medical Support Unit, instructs a Soldier with the 642nd Regional Support Group how to self-administer a COVID test at the Combat Support Training Exercise in Fort McCoy, Wis., Aug. 6, 2021. Medical Soldiers screened servicemembers attending the event for COVID to prevent the spread of the virus and keep troops healthy. The 7202 Medical Support Unit is based in Shoreham, NY, while the 642nd Regional Support Group is from Decatur, Ga. (U.S. Army photo by Sgt. 1st Class Gary A. Witte, 642nd Regional Support Group)