Ring Ratings Update: Parker, Ruiz spark heavyweight shuffle, Edwards crashes flyweight rankings

Heavyweights were in action this past Saturday as Ring-rated Joseph Parker and Andy Ruiz took on battle-tested veterans in high-profile main events hosted in Manchester, England and Carson, California.

Both contenders were dropped early en route to outboxing their determined foes in tougher-than-expected distance bouts. In Manchester, Parker (29-2, 21 KOs) got up from an opening round knockdown to score a 12-round split decision over Dereck Chisora by scores of 116-111 and 115-113. One judge scored the bout 115-113 for Chisora (32-11...