FN: [[[BETO'S ON BOARD]]] WATCH LIVE: O’Rourke joins former rivals Klobuchar, Buttigieg in backing Biden at Dallas rally ((lubuntu at wor3))

="https://video.foxnews.com/v/6137789767001/">WATCH LIVE: O'Rourke joins former rivals Klobuchar, Buttigieg in backing Biden at Dallas rally