11:50Witness HistoryDetroit RiotsBBC World Service Duration: 9 minutes Fri 23rd Jul 2010, 11:50 on BBC World Service OnlineAvailable for over a yearListen nowOn 23 July 1967 riots broke out in the US city of Detroit, Michigan. Congressman John Conyers spoke to Witness about the events in his home city.GenresNewsFormatsMagazines & ReviewsBrandWitness History Source: BBC Online