A Massachusetts man wearing a gas mask and tactical gear was captured on video walking into a courthouse in a Boston suburb and attacking several people with pepper spray on Monday. Nicholas Akerberg, ...

New video shows the moments a man in a gas mask walks up to a courthouse in Woburn, Massachusetts, and forces his way inside while pepper-spraying officers on Monday. He was quickly tackled and ...

WASHINGTON — A Jan. 6 rioter who ripped at an officer's gas mask during the brutal battle in the lower west tunnel leading into the Capitol was sentenced to more than seven years in federal prison on ...

A man wearing a gas mask and tactical gear forced his way into a Boston-area courthouse Monday and is accused of pepper-spraying and physically assaulting several people before he was arrested.

A gas-mask-wearing assailant stormed into a Massachusetts courthouse Monday and unleashed a tirade, pepper-spraying officers and assaulting bystanders at random in a shocking, caught-on-camera attack.