© Licensed to London News Pictures. 10/03/2018. London, UK. Professor Dame Sally Davies, Chief Medical Officer (CMO) for England and Chief Medical Advisor to the UK government, arrives at the Cabinet Office for an emergency Cobra meeting to discuss the suspected nerve agent attack on former Russian double agent Sergei Skripal, 66, and his daughter Yulia, 33, in Salisbury. Photo credit: Rob Pinney/LNP
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