U.S. Army Sgt. Joshua D. Sherrod, a human resources NCO for the 642nd Regional Support Group, scans the information of servicemembers attending the Combat Support Training Exercise at Fort McCoy, Wis., Aug. 6, 2021. The 642nd Regional Support Group’s initial mission involved checking in and providing support for several thousand Reserve and National Guard troops who arrived from throughout the nation to take part in the CSTX. (U.S. Army photo by Sgt. 1st Class Gary A. Witte, 642nd Regional Support Group)