The Southington Police Department is investigating a fatal one car accident that occurred on Meriden Avenue on Thursday, Dec. 26.
According to police, William A. Mazo, 19, of 61 Maryland Drive, Middlefield, was driving a 2003 Chevrolet Avalanche on Meriden Avenue, near the intersection of Beechwood Drive. The vehicle crossed over the double yellow lines, exiting the roadway and traveling a few hundred feet before colliding with a tree.
Mazo was pronounced dead at the scene.
David Lanning, 20, of 339 Main St., Middlefield, a passenger in the car, sustained serious injuries. He was transported to Harford Hospital by LifeStar.
The Southington Accident Investigation Team is investigating the incident. Police are asking for any witnesses to contact Officer Jason Plourde at 860-621-0101.