 You're 58 now. If you win the second term, as you and the president are running to do, he would be 86 at the end of it. The Wall Street Journal had a poll showing two thirds of Democrats say Joe Biden is too old to run again. Are you prepared to be commander in chief? Yes, I am, if necessary. But Joe Biden is going to be fine. And let me tell you something. I work with Joe Biden every day.