"Riot scenes" refers to situations where a large group of people engage in violent and disruptive behavior, causing chaos and disorder in a public setting. Full definition
Everything was shot live, even riot scenes in which police battle civilian demonstrators. (rogerebert.com)
The sales at the Intermarché chain — $ 1.41 ($ 1.76) a jar, representing 70 % off — prompted «riot scenes everywhere,» according to the Lyon - based newspaper Le Progrès. (fortune.com)
Torrens's computer simulations let planners drop a few thousand virtual people into riot scenes and burning buildings, then sit back and take notes. (discovermagazine.com)