BRAINTREE (CBS) — One person died in a car crash on Plain Street around 4 a.m. Sunday, Braintree Police said.

The victim was identified as 16-year-old Amanda Nguyen of Dorchester. Police said she was seating in the front passenger seat.

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A passenger sitting in the back and the driver, both male, are being treated at local hospitals for serious injuries.

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One person was killed in a crash in Braintree Sunday morning. (Photo credit: David Curran/SatelliteNewsService.com)

The cause of the crash is not yet known, and no criminal charges have been filed at this time.

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Police are continuing to investigate.