87K views · 78 reactions | Tear gas was developed as a weapon to be used on the battlefield. But today, it is used against civilians. So how did an instrument of chemical warfare go from the trenches to the streets? And why does a so-called “less-lethal” weapon sometimes prove fatal? RELATED: https://trib.al/6ss7yfm | Global News | Facebook

Iranian security forces are using live ammunition, pellet guns, and tear gas against anti-regime protesters in Kurdish regions of western Iran, including Kermanshah and Ilam. Human rights groups report at least 36 people killed so far, among them four children, as demonstrations intensify over economic collapse and years of repression. The protests have expanded into a broader uprising calling for the removal of the regime, with Kurdish opposition figures urging a nationwide general strike. Desp

252K views · 1.8K reactions | US authorities fired tear gas to disperse a group of migrants trying to cross the border from Mexico. US Customs and Border Protection said the migrants threw projectiles that struck several agents. https://cnn.it/2R9iiy1 | CNN International | Facebook