STEM School shooting suspects formally charged, 16-year-old as an adult
CASTLE ROCK, Colo. -- The suspects accused of opening fire inside STEM School Highlands Ranch are facing 48 charges each, including first-degree murder, attempted first-degree murder, arson and theft, prosecutors said Wednesday. The suspects, 18-year-old Devon Erickson and 16-year-old Alec McKinney, are alleged to have opened fire with handguns inside the school, killing one classmate and wounding eight others on May 7.