Army Sgt. 1st Class William Henderson stands guard as a UH-60 Black Hawk helicopter takes off from Marine Corps Training Area Bellows, Hawaii, Dec. 2, 2015. Henderson is a platoon sergeant assigned to the 25th Infantry Division's Company B, 2nd Battalion, 35th Infantry Regiment, 3rd Brigade Combat Team. U.S. Army photo by Staff Sgt. Armando Limon