U.S. Army Staff Sgt. Sean Chilcote, Alpha Company, 1st Battalion, 210th Aviation Regiment, 128th Avn. Brigade drill sergeant, marches his company at Joint Base Langley-Eustis, Virginia, Feb. 6, 2019. Every year, across the U.S. Army, drill sergeants compete against each other for the title of Drill Sergeant of the Year. (U.S. Air Force photo by Senior Airman Tristan Biese)