Authorities in Massachusetts said Nicholas Akerberg, 28, attacked people inside a courthouse in a Boston suburb with pepper spray on Monday.

Police in a Boston suburb have arrested a man who they say entered a courthouse while wearing a gas mask and tactical gear and attacked several people with pepper spray. The man police identified as Nicholas Akerberg,

Nicholas Akerberg entered the courthouse wearing a helmet, gas mask, tactical boots, and sunglasses, Middlesex District Attorney Marian Ryan’s office alleged. The post DA: Gas-masked invader at Woburn court had 8 pepper spray canisters,