The US Senate has confirmed Callista Gingrich's nomination to be ambassador to the Vatican. Senators voted overwhelmingly, 70 to 23, to approve her for the post. President Donald Trump had announced in May that he would nominate her. Callista Gingrich is the wife of former Republican House Speaker Newt Gingrich. He's a close ally of Trump's. She was a congressional aide when she began a six-year affair with Newt Gingrich. He was a married Republican congressman at the time. She is Newt Gingrich's third wife and he converted to Catholicism to marry her. Callista Gingrich has been the president and CEO of Gingrich Productions, a multimedia production and consulting company in Arlington, Virginia, since 2007.