DETROIT A violent confrontation happened Sunday night on Detroits southwest side. Video from the scene captured a Detroit police SUV driving through a crowd, knocking several people to the ground. The video shows the police officer revving the engine, trying to get a protester off the vehicle before pressing on the gas and accelerating through the crowd. RELATED: Detroit mayor apologizes to journalists targeted by police while covering protestsOne protester said the officers actions validate the protests and said the Detroit police feels like they could do anything with impunity.Thats why we march, he said. The police feel like their badge gives them the authority to do harm and damage under any circumstances.Detroit police said they have started an investigation and are looking into the incident.