President Trump on Wednesday showed off a model of what may be his next Washington, D.C., development project, an arch that resembles the Arc de Triomphe in Paris and is being referred to informally as the "Arc de Trump." The president showed off a model of the arch at a White House dinner Wednesday night for a group of wealthy donors who are funding his White House ballroom project. Mockups he displayed bore the caption "Independence Arch." "It's going to be really beautiful. I think it's going to be fantastic," Trump said, as he held a model of the arch....