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

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.

Nicholas Akerberg entered the courthouse in a helmet, gas mask, tactical boots, and sunglasses, Middlesex DA Marian Ryan’s ...

A Woburn courthouse was evacuated Monday after a man in a gas mask released pepper spray inside, police said. The man went into Woburn District Court and began releasing the chemical irritant around ...