A 13-year-old Manchester Southside middle school student was killed in a rollover crash while driving a stolen car in Bedford Wednesday. Police said the car rolled over just before 2 in the morning and the boy who was driving died. A 14-year-old girl who was a passenger in the car suffered serious injuries. Manchester police said that about an hour before the crash, the car had been reported stolen by a food delivery driver. The identities of the juveniles have not been released.