It happened in Centereach on Sunday, Nov. 17, around 10:25 a.m., at the intersection of Middle Country Road and Ronkonkoma Boulevard.
Suffolk County Police said a 32-year-old Medford man was driving a Nissan Sentra south on Ronkonkoma Boulevard when he attempted to turn left onto Middle Country Road, colliding with a motorcycle traveling westbound.
The motorcyclist, a 23-year-old Selden man, was taken to Stony Brook University Hospital in serious condition. Borrero was not injured in the crash.
Both vehicles were impounded for a safety inspection. Suffolk County Police Sixth Squad detectives are investigating.
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