 Every day being a campaign, I think what the next speech is going to be, the next fundraiser is going to be, takes you away from the needs that we have in the world today and in our country. I definitely believe he can do that, and I believe he can do it better than anybody else. California Congressman Ro Khanna is still out campaigning for the president, he told ABC. We know that voters are concerned about his age. What I haven't seen is a poll showing that another candidate, other than perhaps Michelle Obama, would clearly be the choice of the Democratic electorate.