Marine Corps call word renaming honors legendary ‘Redfield’ sniper 4 days ago Sgt. Charles “Chuck” Mawhinney, who recorded 103 confirmed kills and 216 probable kills with M40 sniper rifle and Redfield 3x9x40 scope while serving in the Vietnam War. (Sgt. Charles “Chuck” Mawhinney) Even as the Marine Corps updates its rifle optics and shooting qualifications, it doesn’t forget its history. Recently Marines at Weapons Training Battalion, Camp Lejeune, North Carolina, dubbed their firing desk “Redfield” during a renaming ceremony at Stone Bay, according to a Marine Corps statement. Call words on firing ranges are crucial, helping those who control the multi-area shooting events communicate and coordinate.