U.S. Army Capt. Joshua Geis, left, and 1st Sgt. Ricky Reibsome, right, D Company 2nd Battalion, 27th Infantry Regiment uncase the guidon during Task Force Talon’s transfer of authority ceremony Sept. 25, 2015, at Andersen Air Force Base, Guam. The ceremony is an official representation of the unit’s acceptance of the Homeland Defense mission which tasks the teams to provide tactical ballistic missile defense of the island for Guam against any potential threats. (U.S. Air Force photo by Airman 1st Class Arielle Vasquez/Released)