UPDATE: President Trump visited Puerto Rico on Tuesday and possibly heightened rather than diffused tensions between him and the U.S. island territory. He quipped that Puerto Rico's hurricane disaster had "thrown our budget a little out of whack. We've spent a lot of money on Puerto Rico." Then he suggested the storm had not been a "real catastrophe" like Hurricane Katrina in 2005. He also lauded Puerto Rico for its low hurricane death toll compared to Katrina. President Trump plans to visit