U.S. Army Reserve Pfc. Thomas Ervin of the 486th Engineer Company, 416th Theater Engineer Command from Toledo Ohio, lays into a simulated prone security position during CSTX 78-19-02 (Combat Support Training Exercise), on Fort Dix, Nj., June 23 2019. CSTX 78-19-02 ensures Army Reserve units are trained and ready to deploy on short-notice and bring capable, combat-ready, and lethal firepower in support of the Army and our joint partners anywhere in the world. (U.S. Army Photo by Spc. Nathan Posey)