18:00Six O'Clock News12/10/2015 Tom Watson refuses to apologise over Leon Brittan caseBBC Radio 4 Duration: 30 minutes Mon 12th Oct 2015, 18:00 on BBC Radio 4 FMAvailable for over a yearListen nowTom Watson stands by role in Leon Brittan rape inquiryThree accused of beheading plotGenresNewsFormatsBulletinsBrandSix O'Clock News Source: BBC Online