18:00Six O'Clock News07/12/2018 Ministers warn no-deal Brexit could cause cross-Channel disruption for six monthsBBC Radio 4 Duration: 30 minutes Fri 7th Dec 2018, 18:00 on BBC Radio 4 LWAvailable for over a yearListen nowHealth secretary says this is "worst-case scenario", in the event of new customs checksGenresNewsBrandSix O'Clock News Source: BBC Online