Col. Derrick R. Heyl (left), commanding officer of Headquarters Battalion, Marine Forces Reserve, relinquishes Sgt. Maj. Michael J. Rowan (right), of his duties as sergeant major of Headquarters Battalion, MARFORRES, during a relief and appointment ceremony held at Marine Corps Support Facility, New Orleans, Feb. 28, 2018. Rowan is passing his responsibilities as the sergeant major of Headquarters Battalion to Sgt. Maj. Benny R. Benton (middle). (U.S. Marine Corps photo by Lance Cpl. Melany Vasquez/ Released)