U.S. President Donald Trump said Friday he is willing to testify under oath about his conversations with former FBI Director James Comey as the president denied Comey's allegation that he felt Trump had "directed" him to drop an investigation into a top aide over his ties with Russia.Trump made the comment at a news conference a day after Comey testified before a Senate committee that Trump effectively pushed him in February to let go of the inquiry into ousted national security adviser Michael Flynn, and that the president demanded a pledge of loyalty from Comey in January -- claims disput…READ FULL ARTICLE