A teen motorcyclist is seriously hurt after a crash in Mastic.

It happened just before 9 p.m. Friday on Mastic Road and Moriches Avenue.

 Police say Jhaelenn Brown of Bay Shore lost control of the bike and crashed.

News 12 is told the 17-year-old is expected to survive.

Anyone with information can call the 7th squad at 631-852-8752.