NORTH STAFFORD, Va. – A commercial ambulance collided with two vehicles Monday on U.S. 1 in North Stafford.

The collision occurred at 3:45 p.m., in the 3800 block of Jefferson Davis Highway in the area of El Gran Charro restaurant and Aquia Towne Center, said Stafford fire and rescue spokesman Mark Doyle.

Two people inside the ambulance refused to be taken to a hospital. A total of three occupants inside the two other vehicles involved in the crash were taken to a local hospital for treatment, said Doyle.

The cause of the crash remains under investigation with the Stafford sheriff’s office, said Doyle.