You could call him the ultimate Washington outsider. The Donald is running for president. Real-estate mogul and reality-television star Donald Trump says he will seek the Republican nomination for president in 2016. Trump made the announcement Tuesday morning at the midtown Manhattan tower that bears his name. In his announcement, the 12th high-profile Republican to join the race took his shots at politicians in general, the other candidates, and the White House’s current inability to navigate the world economy. Are his opponents and the Washington establishment taking his run seriously?