US President Donald Trump on Friday branded his former FBI director a 'leaker', a day after James Comey gave testimony in which he accused Trump of trying to quash an investigation and lying about him and the FBI."Despite so many false statements and lies, total and complete vindication...and WOW, Comey is a leaker!" Trump tweeted in his first comments since the Senate Intelligence Committee hearing on Thursday.President Donald Trump on Friday claimed "total and complete vindication" after ousted FBI director James Comey said he was not personally under investigation in a probe into Russian interference in last year's US election.The early morning tweet was Trump's first response to Comey's appearance Thursday before a Senate committee in which he accused the president of lies and defamation. But Comey also confirmed that Trump was not being probed.