LONDON, ENGLAND - OCTOBER 28: Prime Minister Boris Johnson and his political advisor Dominic Cummings leave 10 Downing Street on October 28, 2019 in London, England. EU leaders have announced that an agreement to extend Brexit until 31 January 2020 has been agreed in principle. (Photo by Peter Summers/Getty Images)
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Sir David King: Confusion the worst possible outcome
Amanpour
The UK's former chief scientific adviser Sir David King tells Amanpour if scientific advice isn't in the public domain, we can't know if governments are following it.
17:49 - Source: CNN
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LONDON, ENGLAND - OCTOBER 28: Prime Minister Boris Johnson and his political advisor Dominic Cummings leave 10 Downing Street on October 28, 2019 in London, England. EU leaders have announced that an agreement to extend Brexit until 31 January 2020 has been agreed in principle. (Photo by Peter Summers/Getty Images)
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Sir David King: Confusion the worst possible outcome
17:49
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- Source: CNN