Facebook and Twitter have three weeks to hand over details of Russian interference in Brexit ballot

Chairman of the DCMS select committee Damian Collins says the social media giants have until 18 January to hand over the information after previously expressing how unhappy he was at the "inadequate" data that had been given to them so far.

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The committee had requested extensive information about Russian interference in the referendum which included details about fake accounts, fake news and the accounts of those accused of propagating misinformation.

Collins described as "inadequate" the move by the companies to only hand over advertising spending information, which they had already given the Electoral Commission.