BOSTON (CBS) – Police say a 17-year-old from Chelsea was arrested late Monday night, accused of attacking an off-duty security guard in broad daylight with a baseball bat in a busy park.
The assault happened near the tennis courts and playground at Mary O’Malley Park. Police believe the victim, who is in his 20s, was hit in the head with a bat around 11:30 a.m. on Monday.
Police found the suspected weapon in the nearby river.
