> Dr. Gary Slutkin says violence is like a contagious disease — and our current president is a super-spreader Last time I checked the rioters who destroyed bui

> Dr. Gary Slutkin says violence is like a contagious disease — and our current president is a super-spreader Last time I checked the rioters who destroyed buildings and broke stuff were a subset of BLM and Antifa thugs, which are leftists.