COPS are hunting for a “masked man” who reportedly released gas on trams full of passengers. Tram users were left scared ...

Several people using Metrolink services in Greater Manchester have reported a suspect unleashing a noxious substance on board tram services in the last week in the area ...

There have been multiple reports of a man in a mask 'letting off gas' on Metrolink trams in Manchester in recent days, the ...

Louisiana used nitrogen gas to put Jessie Hoffman Jr., 46, to death Tuesday evening in the state's first execution in 15 ...

Jessie Hoffman Jr., who was convicted in a 1996 murder, argued the method of nitrogen hypoxia would violate his ability to ...

Ruck marches, never short on pain and misery, become even worse when you combine Arizona’s high temperatures with gas masks and full packs. The photo, posted to the military’s imagery and ...

Police are investigating after a man wearing a gas mask boarded trams and began letting off suspected butane gas ...