Defiance: Racial Injustice, Police Brutality, A Sister’s Fight for the TruthJanet Alder and Dan Glazebrook, Dialogue Books, £12.99IN 1998 Christopher Alder was in a brawl outside a nightclub in Hull. A tooth was knocked out and he bashed his head on the ground, falling unconscious momentarily. An ambulance was called and he was taken, somewhat disorientated, to hospital by paramedics, where he was examined by a doctor. PCs Neil Blakey and Nigel Dawson were sent to the hospital to interview him about the assault.