U.S. Army Reserve Soldiers react to a simulated ambush during a postal operations convoy at Postal Warrior 19-2 at Joint Base McGuire-Dix-Lakehurst, New Jersey, Aug. 10 to 30, 2019. Nearly 600 Soldiers from postal platoons across the country are participating in Postal Warrior 19, a training exercise that validates their ability to support Theater Postal Operations. (U.S. Army Reserve photo by Maj. Brandon R. Mace)