Sgt. Maj. Abel T. Leal, outgoing battalion sergeant major, Headquarters Battalion, performs the passing of the non-commissioned officer sword to Sgt. Maj. Avery L. Crespin, oncoming battalion sergeant major, Headquarters Battalion, during a relief and appointment ceremony at Felix Field, Dec. 3, 2015. (Official Marine Corps photo by Pfc. Allie Jesse/Released) - Sgt. Maj. Abel T. Leal, outgoing battalion sergeant major, Headquarters Battalion, performs the passing of the non-commissioned officer sword to Sgt. Maj. Avery L. Crespin, oncoming battalion sergeant major, Headquarters Battalion, during a relief and appointment ceremony at Felix Field, Dec. 3, 2015. (Official Marine Corps photo by Pfc. Allie Jesse/Released)