Adama Traoré died in police custody last year. His family’s struggle for justice has put police brutality back under the spotlight in France, and his older sister Assa is leading the battle to find out the truth about his death. Iman Amrani looks at how this story paved the way for the recent riots in France, following the alleged rape of a young man called Theo by a police officer. *The figure of 15 deaths in custody every year quoted in the film is based on campaign groups and media tallies. No official figures for deaths in custody are recorded in France.