We're already there. E.g. Antifa throwing feces-filled concoctions at police: http://www.wweek.com/news/city/2017/06/23/portland-police-chief-says-antifa-prote

We're already there. E.g. Antifa throwing feces-filled concoctions at police: http://www.wweek.com/news/city/2017/06/23/portland-police-chief-says-antifa-protesters-used-slingshot-to-launch-urine-and-feces-filled-balloons-at-riot-cops/ http://www.wweek.com/news/city/2017/06/23/portland-police-ch...