Leading anti-Trump activists backed by major Democratic donors including George Soros are mobilizing large numbers of protesters ahead of President Trump’s rally in Phoenix on Tuesday, with the intention of stealing the spotlight from the president’s event. Local leaders of Indivisible, one of many “resistance” protest groups formed as a direct response to Trump’s election, are organizing thousands of protesters associated with a coalition of left-wing groups ahead of Tuesday’s event. In addition to organizing mass protests outside the rally, Indivisible is encouraging protesters to register for tickets for the rally itself, increasing the likelihood that protesters will disrupt Trump’s...