Flashback - Booker: There Are a Lot of People Concerned About Joe Biden

BOOKER: "Look, I think that we are at a tough point right now because there's a lot of people who are concerned about Joe Biden's ability to carry the ball all across the end line without fumbling. And I think Castro had some really legitimate concerns about can he be someone, in a long, grueling campaign, that he get the ball over the line? There are definitely moments where you listen to Joe Biden and you just wonder."