Tear gas is banned from war — but police still shoot it at protesters, who cough and bleed as a result. At least one has lost an eye.

Tear gas is banned from war — but police still shoot it at protesters, who cough and bleed as a result. At least one has lost an eye.

Tear gas is banned from war — but police still shoot it at protesters, who cough and bleed as a result. At least one has lost an eye.Tear gas canisters can cause permanent injuries, and all the coughing and sneezing that tear gas prompts is bad news for coronavirus spread too.