Mason Schermerhorn, 14, Christina Irimie, 53, and Richard Aspinwall, 39, were also killed, when 14-year-old alleged gunman Colt Gray fired off several rounds from an AR-platform-style weapon, according to the Georgia Bureau of Investigation.
The alleged gunman, 14-year-old Colt Gray, is accused of using an "AR-platform style weapon" during his rampage at the Georgia high school.
Arielle was last seen leaving her Fort Myers, Florida, residence last Wednesday. Police in Florida are clearing up "misinformation" that a pair of shorts found in the vicinity of the body of a dead jogger belonged to the victim.
Two students and two teachers were killed in a deadly mass shooting at a Georgia high school Wednesday, the Georgia Bureau of Investigation confirmed during an afternoon press conference.
