Brian Young (age 21) of Staten Island NY was operating a 2011 Ford Fusion traveling South on Route 202 in the area of the Glass Castle at a high rate of speed the investigation reveled. Young's vehicle crashed into the rear of a 1996 Toyota 4Runner operated by a Donald Walsky of Dunellen. The force of the impact pushed Walsky's vehicle across the grass median into oncoming traffic. The 4Runner struck a 2001 Buick Lesabre, operated by a Lyna Tyndale of Narareth PA.

Tynsdale suffered several possible fractures to both legs and possibly a broken arm and had severe hip pain. Tynsdale and Young who was in and out of consciousness were flown by helicopter to Robert Wood Johnson Hospital. Matthew Kurzius of Dunellen, a passenger in Walsky's vehicle was flown by helicopter to Morristown Hospital with a lower back injury.

Walsky was taken to Somerset Medical Hospital for minor injuries to his elbow.

Brian Young was found at fault for the accident and was issued tickets for Reckless Driving and Unsafe Lane Change. The charges are pending a future court appearance.