MSP trooper involved in ATV crash that killed Detroit teen resigns, report

The Michigan State Police trooper who was involved in the deadly ATV crash that killed a Detroit teen has resigned amid the investigation, the Detroit News reports. According to the Detroit News, two other troopers involved in the incident have been suspended as well.  The trooper was originally suspended for his role in the crash that killed 15-year-old Demond Grimes. According to MSP, the trooper tried to pull over Grimes, who was on the ATV driving recklessly, but he didn't stop. A chase ensued and the trooper deployed his taser, striking the teen before he crashed into the back of a pickup truck.