18:00Six O'Clock News20/05/2020 PM pledges Covid tracing by JuneBBC Radio 4 Duration: 30 minutes Wed 20th May 2020, 18:00 on BBC Radio 4 FMAvailable for over a yearListen nowPM promises coronavirus contact tracing system will be ready by the beginning of JuneGenresNewsBrandSix O'Clock News Source: BBC Online