Tears, laughter and heartfelt admiration made the moment special. Via the Washington Post: CHICAGO — In one of his last major appearances before he leaves office in five months, President Joe Biden formally passed the torch to his vice president, Kamala Harris, as a packed convention hall screamed and chanted in adulation for a prolonged stretch as he took the stage Monday night. For about five minutes after Biden appeared just before 11:30 p.m.