Twitter’s choice to fact-check the president’s genuine concern over the hazards of mail-in voting appear to have been the last straw. “President Donald Trump is expected to issue an executive order today that seeks to punish social media companies for making editorial judgments about the content on their platforms,” NBC News & MSNBC Senior Media Reporter Dylan Byers wrote in his May 28 Byers Market newsletter. This came after Trump accused Twitter of interfering with the election because it fact-checked his tweet voicing concern that mail-in ballots could lead to...