Romanian soldiers assigned to 10th Engineer Brigade, Cincu, Romania, salute as U.S. Soldiers assigned to 397th Engineer Battalion, 372nd Engineer Brigade, Eau Claire, Wisconsin, raise the U.S. flag during the opening ceremony of Resolute Castle 2018 at Land Forces Training Center, Cincu, Romania, May 11, 2018. Resolute Castle is a multi-national, joint exercise with real-world outputs of completed construction projects that build and enhance training capabilities around Eastern Europe. (U.S. Army photo by Staff Sgt. Matthew Keeler / 22nd Mobile Public Affairs Detachment)