chaotic scene unfolding in an urban area at night

chaotic scene unfolding in an urban area at night. A crowd of people is gathered near a barrier, with a group of individuals seemingly being detained by law enforcement officers dressed in black uniforms. The focus is on the interaction between the crowd and the officers. Some people in the crowd appear agitated, and one person is using a megaphone. Other individuals are filming the event with their phones. The environment includes buildings, trees, streetlights, and other signs of an active urban area. The lighting is a mix of streetlights and building lights.