 Complete the following phrase:  The Hard Stop is a 2015 British documentary film, written and produced by George Amponsah and Dionne Walker, about the aftermath of the death of Mark Duggan, a young black man who lost his life at the hands of the Metropolitan Police in Tottenham, north London, in 2011 during a hard stop when officers pulled out in front of Duggans speeding cab, ready for confrontation with the armed Duggan. A peaceful protest about the event escalated into 