Quantico Shooting Gunman Identified

QUANTICO, Va. — A Marine who shot two of his colleagues to death and then killed himself was a tactics instructor at a school that tests Marines who want to become officers, military officials said Saturday. Sgt. Eusebio Lopez, 25, gunned down 19-year-old Lance Cpl. Sara Castromata and Cpl. Jacob Wooley, 23, on Thursday night inside barracks at the Marine Corps Base Quantico in northern Virginia.