 This is a special report from ABC News, the Republican National Convention. I'm Chuck Sievertson. Now officially the nominees, former President Trump and his choice for vice presidential running mate, first term Ohio Senator J.D. Vance. He's a one-time Trump critic and at 39, the first millennial to join a major party ticket. The Biden campaign noting that Vance has said he would not have certified the results of the 2020 election.