Trump slams protesters at Phoenix rally, visits border wall in Arizona

U.S. President Donald Trump sought to turn nationwide protests to his political advantage in a campaign appearance in the election swing state of Arizona on Tuesday, vowing to prevent "the left-wing mob" from pushing the United States into chaos.Trump, whose first rally of the coronavirus pandemic on Saturday in Tulsa, Oklahoma, drew fewer supporters than expected and was seen as exposing weaknesses in his campaign, pushed a law-and-order theme in Phoenix before a cheering audience of several-th