The five victims had been sitting in a parked car when they got into a dispute with four other teens, who grabbed bats and began smashing the windows. The victims immediately took off and their attackers jumped into another car and started chasing them at a "high rate of speed," a source said.
It wasn't clear where the initial attack took place or what route the escaping teens took, but their car struck a vehicle near the corner of Lyndale Avenue and Hylan Boulevard in Eltingville at about 9:30 p.m.
"The guy was speeding really fast and he blew the light," said Chris Gambino, the driver of the car that was hit.
"Then they clipped me and they couldn't keep control of the car."
The victims' car hit a parked vehicle and skidded almost a full block before flipping over, smashing a utility pole and exploding, authorities said.
The dead teen, identified as Lenny Ingrassia, 16, was ejected from the back seat, sources said.
He was pronounced dead at Staten Island University Hospital North. The four other victims, aged 16 and 17, were in stable condition.
The crash sounded like "two dump trucks colliding," said Chris Gillis, 25, who lives nearby.
"I wanted to help the kid out, but my fianc
