Police in a Boston suburb have arrested a man who they say entered a courthouse while wearing a gas mask and tactical gear ...

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

A 28-year-old man is undergoing a mental health evaluation after police say he walked into Woburn District Court wearing a ...

COPS are hunting for a "masked man" who reportedly released gas on trams full of passengers. Tram users were left scared after the gas mask-clad man reportedly discharged a mystery gas on board ...

Passengers have complained of a man in a gas mask unleashing a noxious substance on several trams, as people report hearing a “hissing” noise. Passengers on services on the Metrolink in Bury ...

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Transport bosses ay they are working with police to investigate reports of a 'man in a gas mask' on the tram. Passengers raised concerns, with one posting on social media that they saw a man boarded a ...

"The court officer came in, just pulled the door shut and told everybody, get out of the courtroom, get out of the courtroom," one witness said.

There have been multiple reports of a man in a mask 'letting off gas' on Metrolink trams in Manchester in recent days, the M.E.N understands. Passengers on board services on the Bury line reported ...