Article snippet: Will MORE face a challenge from within his own party in 2020? Arizona Sen. MORE (R) seems to think so. On Sunday, Flake told ABC’s “This Week” that if the president did not change his approach, he “is going to leave a huge swath of voters looking for someone else.” Flake, a frequent Trump critic, added that the president is “probably inviting a Republican challenge.” Any challenger to Trump would face enormous hurdles. Still, Trump would become much more vulnerable if Republicans suffered major losses in the midterm elections set for November 2018. And it’s easy to see why some of his most strident GOP critics might think it’s worthwhile to run against him, even if victory is a long-odds bet. But who is most likely to do it? Sen. Jeff Flake (R-Ariz.) In his “This Week” interview, Flake conspicuously left the door open to a White House run. “I don’t rule anything out,” he said, even as he acknowledged a 2020 run was not currently in his plans. Flake is one of the foremost Trump foes. He launched a broadside against the president from the Senate floor in October as he announced he would not run for reelection next year. “Reckless, outrageous and undignified behavior has become excused and countenanced as ‘telling it like it is,’ when it is actually just reckless, outrageous and undignified,” Flake said. “And when such behavior emanates from the top of our government, it is something else: It is dangerous to a democracy.” Flake would face serious challenges... Link to the full article to read more