Two U.S. Army Reserve Soldiers rush to the aid of an "injured" Soldier as a simulated mortar goes off in a complex attack during Combat Support Training Exercise 86-16-03 (CSTX 86-16-03) on Fort McCoy, Wis., Aug. 22, 2016. Nearly 9,000 service members from across the country are participating in CSTX 86-16-03 hosted by the 86th Training Division and the 84th Training Command’s third and final CSTX of the year. (U.S. Army Reserve Photo by Sgt. 1st Class Clinton Wood).