On 17 May 1959, Kelso Cochrane , a 32-year-old carpenter from Antigua, was murdered by a group of white youths in London's Notting Hill Gate. Over 40 years later, his brother Stanley is in search of answers. Teaming up with reporter Raphael Rowe , Stanley trawls the archives and meets witnesses. Who killed Kelso? Why? And what prompted thousands to attend his funeral? Producer Fatima Salaria ; Exec producer Fiona Stourton Race relations also explored in The Battle for Brixton, Monday 7pm