The Vermont State Police received a call Aug. 3 regarding a suspicious incident at Route 116 and Mechanicsville Road in Hinesburg.
Troopers from the Williston barracks were dispatched to the call; through initial investigation they learned that Shawn Holbrook, 34, of Hinesburg, was shot at while driving his vehicle at approximately 12:30 a.m. Two distinct bullet holes were discovered in the driver-side door. The troopers were able to determine the exact location of the shooting and recovered evidence from the scene.
Troopers set up a perimeter outside of the Heffernan residence in Bristol while a search warrant was sought for the residence and vehicle involved. Detectives were then called to continue the investigation.
It was learned that Holbrook was involved in a drug-related altercation with Dean Heffernan, 27, and Katherine Heffernan, 26, at their residence in Bristol on the night of Aug. 2. The Heffernan’s followed Holbrook into Hinesburg and shot into his vehicle. No one was injured, but bullet holes were evident in the driver side door.
The suspects were located at approximately 11 a.m. Aug. 3, during a traffic stop in Bristol near their residence by New Haven troopers.
A search warrant was executed for evidence at the Heffernan residence. The search resulted in the discovery of heroin, hashish, and prescription pills. Dean Heffernan was arrested on the charges of aggravated assault and possession of narcotics. Katherine Heffernan was issued a citation to appear in Addison county on Aug. 29 for possession of narcotics.