U.S. Marine Corps Lt. Col. Anthony J. Bango, center, commanding officer for 2nd Light Armored Reconnaissance Battalion, 2nd Marine Division, center, presents a letter of appreciation to Mrs. Isabel Gagnon, wife of Gunnery Sgt. Matthew Gagnon, former company gunnery sergeant for Alpha Company, Headquarters and Support Battalion, right, during his retirement ceremony at the Staff Noncommissioned Officers Club on Camp Lejeune, N.C., May 1, 2015. Gagnon retired after 20 years of honorable and faithful service. (U.S. Marine Corps photo by Lance Cpl. Judith L. Harter, MCIEAST-MCB CAMLEJ Combat Camera/Released)