A courthouse had to be evacuated after a man in a gas mask and a helmet attempted to storm the building and attacked a security guard with pepper spray.

Video shows the man spraying a court officer and pushing past her into the courthouse before he was knocked the ground and apprehended.

On Monday, police say Nicholas Akerberg had a gas mask, eight cans of pepper spray, and two smoke bombs as he<a ...

New video shows the moments a man in a gas mask walked up to a courthouse in Woburn, Massachusetts, and forced his way inside ...

Police in a Boston suburb have arrested a 28-year-old man who they say entered a courthouse while wearing a gas mask and tactical gear and attacked several people with pepper spray.

A wild scene played out in Massachusetts on Monday when a man wearing a gas mask and carrying pepper spray went on a rampage ...

Video obtained by WCVB shows the moments when a man in a gas mask armed with pepper spray canisters stormed the lobby of a ...

Video obtained by 7News shows the moment a masked man ran into a Woburn courthouse and pepper-sprayed a court officer Monday.Nicholas<a class="excerpt-read-more" href=" More ...

Authorities said a gun was stolen, fired and pointed at another person, fire alarms were pulled and an extinguisher was ...