Claressa Shields has everything – except the rival who could transform her sport

The American has proved again that she’s in a class of her own. But is that a good thing for her sport? Over the weekend, more than 16,000 fans, including former and current world champions such as Floyd Mayweather, Terence Crawford and Shakur Stevenson, filled State Farm Arena in Atlanta to witness Claressa Shields dominate Kaye Scott . Shields made quick work of Scott winning by TKO in six…