A Jeep ended up on its roof after colliding with a car in a fatal crash on Sunrise Highway in West Babylon.
It happened near Hubbards Path just before 6:30 p.m. Wednesday.
The driver of the Jeep was pronounced dead at the scene, and has been identified as 53-year-old Alfred Bayard, of Setauket.
The woman driving the other car, Nicole Limbach, of Ronkonkoma, suffered minor injuries.
So far, no charges have been filed.