Police: Braintree man arrested for running through Mattapan deadly crash, carjacking scene

Published
June 21, 2026
Outcome
Fatal
Location
Boston, Massachusetts
1617 Blue Hill Ave.
Incident type
Crash, Robbery, Hit and run

Summary

Hit And Run Boston Massachusetts in Boston, Massachusetts: A woman died in a carjacking‑related crash near 1617 Blue Hill Ave. in Mattapan on Saturday evening around 7 p.m., after the victim was struck by an unidentified vehicle and crashed into an MBTA bus. Ibraim Matos, 37, of Hyde Park, was arrested for murder, carjacking, leaving the scene of an accident resulting in death and injury, and is to be arraigned Monday. Robert Monestime, 21, was arrested for disturbing the peace and interfering with a police officer after running through the taped‑off crime scene, recording it on his phone, laughing, and dumping a cup of unknown liquid there; he too will be arraigned Monday.}

Publicly reported parties

Name Role Status
Robert Monestime Pedestrian Injured
Ibraim Matos Unknown Unknown

Original reporting

Police: Braintree man arrested for running through Mattapan deadly crash, carjacking scene

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