Michelle Obama put the final nail in the coffin in the idea of Hillary Clinton becoming her husband's vice-presidential nominee, according to a new book. Author Christopher Andersen reported that Mrs Obama favoured Joe Biden, the president's eventual choice. "Do you really want Bill and Hillary just down the hall from you in the White House?" she reportedly told her husband. "Could you live with that?" Mr Obama later thought of the masterstroke of appointing the woman he narrowly defeated as his secretary of state. According to the New York Daily News , Mrs Obama was "fascinated" by the choice...