Police have dispatched tear gas on crowds across the US this week. On Monday evening, shortly before the president emerged from the White House for a photo op, tear gas was dispersed on peaceful ...

[Stafford Ondego, Standard] The amount of tear gas used depends on the nature of the riot. Police officers are usually given a certain number of canisters and the remaining ones are taken back to ...

Some 10,000 rounds of tear gas have been fired by police on the streets of Hong Kong since protests first broke out in June. In some cases, hundreds of tears gas canisters have been deployed in a ...

C.- Police routed 10,000 people- some of them spectators- in a rally of militant antiwar groups here Saturday afternoon, driving them from in front of the Justice Department with tear gas and clubs.