![Protester wearing a tear gas mask against background of the mass](http://www.mediaroots.org/wp-content/uploads/2014/12/Tear-Gas-photo-wikimedia-commons-150x150.jpg)
As unrest erupts from Oakland to Egypt, there’s one weapon of war that has come to define the militarized police state: tear gas. And while a St. Louis judge ruled recently that limits must be placed on the use of tear gas in Ferguson, he didn’t rule that tear gas should only be implemented as a last resort. Around the country, contingents … Read More