Electability Win News Today

Democratic party. is the candidate who has ridden so far on the mantle of electability win. and the best of the three so far for the former vice president, other progressive commentators are saying that a rambling answer he gave about the legacy of slavery was disqualifying. jeff zeleny kicks off our coverage. >> are you for getting what you said two minutes ago? are you for getting already what you said just two minutes ago in. >> reporter: former vice president joe biden brushing aside another...