No, you don't. Dumbass. Riots are NOT covered by insurance.
No, actually, they are.
.
The answer: Yes, standard insurance policies usually cover damage that results from rioting, looting, vandalism, and/or civil commotion. This would include damage caused by rioters as well as damage caused by the reactions of police and civil authorities during a riot.
See where it says "usually"? You would be surprised how often that usually ends up being "NO."