Garrett Graff: “Whatever happened to the extensive testimony Mueller sought and cooperation of would-be Middle Eastern power broker George Nader, dealing with questions of foreign influence related to the Middle East? What did Mueller mean with the various breadcrumbs he left scattered throughout his hundreds of pages of court filings, like how he appeared to single out that Russian hackers attacked Hillary Clinton’s email server ‘for the first time’ after Trump made his ‘Russia, if you’re listening’ comment?