Also, consider that civil unrest can turn out people who will vote more Conservative.
Nixon (not a Conservative, but more conservative than his Dem opponents) capitalized pretty well on the uprising at the 68 Dem convention and resulting “police riot”, then did the same after the ‘72 Miami convention disturbances.
Which is precisely why the Mainstream Media is trying to downplay what’s going on.
If Bush were in office, this would be bigger than Katrina.
Yeah, that worked out real well with the Occupy anarchy and the 2012 election.