Mr. Trump negotiated a settlement on behalf of Mr. Ailes,<br />and later boasted of his work, telling the journalist Gabriel Sherman, “When Roger was having problems, he didn’t call 97 people, he called me.”<br />The existence of the grand jury investigation of Fox News was disclosed in a state court proceeding last month by Judd Burstein, a Manhattan<br />lawyer representing a former daytime host for Fox, Andrea Tantaros, who said her career suffered after spurning advances from Mr. Ailes.<br />Federal Inquiry of Fox News Moves to a Grand Jury, but Without Preet Bharara -<br />By JIM DWYER and WILLIAM K. RASHBAUMMARCH 13, 2017<br />The political drama around the federal courthouse in Manhattan did not end with the sudden, unexplained turnabout<br />of President Trump in firing Preet Bharara, the United States attorney for the Southern District of New York.<br />Stopping this investigation would destroy the credibility of the U. S. attorney’s<br />office, which has always been the crown jewel of federal prosecutors’ offices.”<br />He said that if Mr. Mukasey were to be appointed to replace Mr. Bharara, he would certainly<br />have to recuse himself from any involvement in a case that touched a former client.<br />As it happens, Mr. Mukasey has represented Roger E. Ailes, the former chairman<br />of Fox News, who has long had a mogul-to-mogul relationship with Mr. Trump.<br />In 2014, Mr. Trump intervened in a dispute between Mr. Ailes and a former aide who said he had damaging information about Mr. Ailes and the network.