Army Pfc. Jonathan Valentine shows Romanian airmen how to electronically reposition a Patriot missile launcher during the Patriot Shock exercise in Capu Midia, Romania, Nov. 7, 2016. Valentine is assigned to the 5th Battalion, 7th Air Defense Artillery Regiment. The exercise tested the unit’s quick response deployment readiness with Patriot missile systems and increased joint interoperability Romanian partners. DoD photo by Tech. Sgt. Brian Kimball