They shoot fireworks at him, he hurls a brick and knife at them; all now face charges, police in Cambridge say

Cambridge Police report arresting a Boston man they say reacted to having fireworks shot at him by chasing after his assailants' car and, after it swerved and crashed, flinging both a brick and a knife at them.

Police say the action began around 3:20 a.m. on Sunday Acorn Park Drive, off Rte. 2 just before Alewife Brook Parkway, where people had gathered and where two guys decided to shoot some fireworks at six other people there.

This upset one of the groups and resulted in a man chasing after the other group’s vehicle. This caused the vehicle to swerve and crash

Police say Tumerrick Brown, 19, of Dorchester, then flung a brick through the driver's side window of the car and followed that up by slinging an open pocket knife at them.

Brown was arrested at the scene on a charge of malicious destruction of property over $1,200, for the damage the brick did to the car, and a charge of assault with a dangerous weapon for the attack with the knife, which missed the two men in the car, police say Those men were summonsed, but not detained, on a charge of assault with a dangerous weapon for shooting the fireworks at Brown and his friends, police say.

Innocent, etc.