BEVERLY (CBS) – An ambulance was one of the vehicles involved in a three-car crash on Route 128 Northbound in Beverly on Wednesday afternoon.

The ambulance was not transporting a patient at the time and was occupied only by the driver.

Am ambulance was one of three vehicles involved in a crash on Route 128 on Wednesday. (WBZ-TV)

Two vehicles were towed from the scene near Exit 20B. No one was injured in the accident.

Police are still investigating the cause of the crash. None of the drivers involved were impaired or cited.