Dana Shepherd, 52, was arrested in Columbia, Missouri, in connection with the 1993 killing of 19-year-old Carmen Van Huss, the Indianapolis Metropolitan Police Department announced Tuesday.
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.
