Officials say three men were reported to have sexually assaulted a woman on Massachusetts Port Authority property in East Boston.
The Suffolk District Attorney's Office says the victim reported the assault to Massport police on Sunday morning. It allegedly happened Saturday night in Bremen Street Park. The woman was taken to Massachusetts General Hospital for treatment.
Spokesman Jake Wark says investigators collected physical evidence from the area.
Wark says the three suspects in the case haven't been identified.
Anyone with information is asked to call Massachusetts State Police at (617) 568-7300 or the DA's office at (617) 727-8817.