ENFIELD, Conn. (AP) A fatal accident in Enfield closed the southbound side of Interstate 91 for several hours.

State police say a car with Massachusetts plates struck a guardrail and flipped just before 8 p.m. on Sunday.

Three people were thrown from the vehicle. One of them was killed, the two others were seriously injured.

State police shut down the highway while trying to determine what led to the accident. They are asking anyone with information to call them.

The names of the victims and the conditions of the survivors have not been released.