evidence: President Trump will officially kick off his 2020 reelection bid on Tuesday with a rally in Florida. The event marks the start of what Trump has claimed will be a swift victory to another four years in the White House. But as the president sets out for another year of campaigning, several of his key promises to voters on the 2016 trail remain unfulfilled. [...] But Marc Lotter, the communications director for Trump's reelection bid, argued on CNN that the president's unkept promises to 2016 voters will "make a great platform" for his reelection campaign.