The march turned into a riot when the crowd found the way was blocked.
The streets in this district include South Central Los Angeles, where the riots broke out two years ago.
A riot started in the city but the police managed to stop it before anyone got seriously hurt. (Certificate in Advanced English; C1; Swedish)
Jim's rose garden is a riot of color.
I like the narrow streets, the smell of overripe fruit in the middle of the summer, the gardens, which are a riot of color in spring, small thatched cottages, which you can never [see] anywhere else in Russia. (Certificate of Proficiency in English; C2; Russian)
People were rioting in the streets.
If there [are] a lot of frustrated individuals in an area, they may band together and begin rioting. (Certificate of Proficiency in English; C2; Polish)