Claressa Shields: First Ema Kozin, then long-awaited rematch with Savannah Marshall
Claressa Shields knows all the numbers surrounding her only loss in a boxing ring. It came in her 26th amateur fight, at the World Championships in Qinhuangdao, China when she was 17. She then went 52-0 to finish at 77-1 in her amateur career, during which she won two (...)