Tufts University postponed an event with Anthony Scaramucci after the former White House communications director threatened a lawsuit over an opinion piece published in the student newspaper. Scaramucci was scheduled to speak at the university’s Fletcher School of Law and Diplomacy on Monday, but a university spokesman told The Boston Globe the event would be delayed until “legal matters” are resolved. In a letter dated Nov. 21, Scaramucci’s lawyer said he would take legal action unless the newspaper retracted “false and defamatory allegations of fact” in an op-ed piece calling for Scaramucci’s removal from an advisory board at the school....