Army Col. Brian P. Foley, commander of Fort Meade Garrison, greets Defense Secretary Ash Carter as he arrives to host his first Worldwide Troop Talk on the Maryland base, Sept. 1, 2015. Ray B. Shepherd, center, director of Defense Media Activity where the event occurred, looks on. Carter answered questions from service members around the world. DoD photo by Air Force Senior Master Sgt. Adrian Cadiz