more commonly known as tear gas to experience its effects and to learn how to properly use a gas mask. Here at the Maneuver Center of Excellence inside the Fort Benning military base near Columbus ...

more commonly known as tear gas, to experience its effects and to know how to properly use a gas mask. SSgt Antonio Garay: Gas chamber's important because it builds confidence. Confidence in the ...

Steps away from the family was Kim Kyung-Hoon, who wore a gas mask as he snapped the shot ... Border Protection agency said it released the tear gas in response to several migrants throwing ...

A protester with a gas mask crosses the Guaire river. The gas mask serves to protect wearers from tear gas as well as the stench of sewage in the river. Crédito: Santi Donaire/Efe ...

The normally quiet neighborhood of Tai Koo saw tear gas and pepper spray on Thursday night as anti-government protesters demonstrated against a proposed mask ban at public gatherings. Anti ...

5 A protester wearing a gas mask amid heavy police use of tear gas on December 1. 6 Police officers advance towards protesters on December 2. One of the officers dropped his baton amid the charge.