Visits to Covid vaccine clinics, advocating for gender equality and becoming a leading voice in the White House’s efforts to combat antisemitism have been among the career highlights of his four years as second gentleman so far — and current president Joe Biden has apparently been a great support. “It was always the president who came up to me and said: ‘Look, I know, kid, you’re a great lawyer. I know this must be tough, but what better way to leave that and to support your wife, who you love so much and your country that you love so much,’”...