The suspect was initially chased down and held by festival-goers until police arrived, witnesses said.

A driver plowed a car into a crowd at a street festival celebrating Filipino heritage in Vancouver on Saturday night, killing at least 11 people and injuring dozens more in what police are calling “the darkest day” in the city’s history.

A driver plowed through a crowd at a street festival in the Canadian city of Vancouver late Saturday night, killing at least 11 people, police said.

Filipino-American rapper Apl.de.ap of the Black Eyed Peas had completed his headlining DJ set at the festival and the stage, tents and vendor stalls were being taken down when the incident took place.