Despite all the talk of superdelegates, pledged delegates, and daunting mathematics, neither of the nominees in the Democratic Presidential Primary has been able to land a TKO. Nope the fight rages on, Senator Barack Obama's campaign took an uppercut with Hillary Clinton's big win in West Virginia on Tuesday. But Obama countered the next day with a right cross, getting the endorsement of John Edwards. Eight Forty-Eight commentator and news analyst Walter Jacobson says we've still got another round or more to go.