Trump takes new steps to reset his campaign

By Steve Holland and Susan Cornwell WASHINGTON (Reuters) - Republican front-runner Donald Trump took fresh steps to reset his campaign on Wednesday, hiring a top Republican operative and scheduling a meeting between aides and U.S. lawmakers as he girds for a new phase in his White House bid. Trump is under pressure to professionalize his campaign beyond a close-knit group of advisers and expand the appeal of his anti-establishment candidacy in the face of fierce opposition from rival U.S. Senato