Sworn Donald Trump enemy John McCain admitted Wednesday that he passed the dossier of claims of a Russian blackmail plot against the president-elect. The Arizona senator issued a public statement amid mounting questions of his exact role in the affair - and how a document riddled with errors and unverifiable claims came to be published. 'Late last year, I received sensitive information that has since been made public,' he said. 'Upon examination of the contents, and unable to make a judgment about their accuracy, I delivered the information to the Director of the FBI. 'That has been the extent of...