Witnesses and human rights advocates say peaceful protesters, children and pregnant women have sometimes been hit by excessive amounts of tear gas, with police failing to provide an escape route.
By Andrew Selsky, Associated Press
As U.S. protests continue over police violence and racism, some of them have been met with a federal response. One such place is Portland, Oregon -- where local officials believe the presence of federal agents is doing more harm than…
By John Yang, Rachel Wellford
The chemical irritant was used in Minneapolis, Washington, Los Angeles and other cities to control crowds protesting the death of George Floyd. But what is it? Does it cause harm?…
By Janice Chambers, The Conversation
The White House, tweeting as an American institution, not Trump's personal account or campaign, posted social media disinformation to make people think leftists were stockpiling rocks to commit terrorist attacks in the United States.
By Calvin Woodward, Hope Yen, Arijeta Lajka, Associated Press
In our news wrap Monday, more violence erupted in Hong Kong after a strike by pro-democracy forces disrupted commuter traffic. Police fired tear gas to disperse the crowds, while Chief Executive Carrie Lam urged restraint by the protesters. Meanwhile, stocks…
Protesters in Hong Kong are promising more mass demonstrations after some erupted into violence. Police battled crowds in a growing crisis over Hong Kong officials’ granting mainland China greater control over the city -- including the power to extradite people…
Chaos erupted again at the U.S.-Mexico border Monday, as border patrol officers fired tear gas at migrants they say were throwing rocks. Meanwhile, other migrants reportedly tried to cross the border. U.S. officials say no children were harmed. For context…
By Associated Press
U.S. authorities fired tear gas into Mexico during the first hours of the new year to repel about 150 migrants who tried to breach the border fence in Tijuana.
By Angus Chen, Scientific American
There are two broad types of tear gas—and they’re both engineered to cause pain.
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