The trial of former X Factor judge Tulisa Contostavlos has collapsed.
The singer was accused of helping to broker a drug deal between a friend and an undercover reporter known as 'the Fake Sheikh'.
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Mr Trump’s former national security adviser writes in a forthcoming book that Mr Trump told him he wanted to withhold aid from Ukraine.
The EU chief Brexit negotiator said border checks will be ‘indispensable’.
In the latest part of our series "The Conversation", Ben Chapman has been to north London where three quarters of people voted to Remain.