18:00Six O'Clock News30/04/2016 Ken Livingstone stands by Hitler commentsBBC Radio 4 Duration: 15 minutes Sat 30th Apr 2016, 18:00 on BBC Radio 4 FMAvailable for over a yearListen nowThe former Mayor of London said he was "not sorry for telling the truth". But said he "regretted" the disruption his comments had caused.GenresNewsFormatsBulletinsBrandSix O'Clock News Source: BBC Online