Two people were taken to the hospital Sunday following a car accident on the Mass Pike in Chicopee.
Massachusetts state police told 22News a tractor trailer hit a guard rail near Exit 6 on I-90 in Chicopee Sunday night.
Police said other cars were involved and at least two people were taken to the hospital.
Traffic was backed for at least a couple of miles, while crews worked to clear the accident.
State police are investigating what led up to the crash.