(Thornton, NH) - State Police were notified Sunday afternoon of a vehicle operating erratically in I-93. Moments later, the car struck the rear of a State Police cruiser.

Just before 4:15 Sunday afternoon,  State Police Sergeant Victor Muzzey was sitting in his cruiser parked on the side of road conducting a traffic stop in Thornton when the cruiser was struck by a car driven by 62 year old Katherine Dangelo of Lincoln.

After the collision, Danelo's vehicle went off the road and into the tree line.

Both Dangelo and Sergeant Muzzey were treated for minor injuries at Speare Memorial Hospital.

Authorities determined that Dangelo was under the influence of controlled medication and was charged with Driving While Intoxicated. She is free on bail pending a court appearance.