The Seattle Seahawks utterly dominated Super Bowl XLVIII, thrashing a badly misfiring Denver Broncos 43-8.

    Despite winning the National Football League's Most Valuable Player award for an unprecedented fifth time  following a record-laden regular season, and already owning one Super Bowl winner's ring from his time with the Indianapolis Colts, 37-year-old Manning has long been accused of choking when it really counts, in the play-offs.