Ken Norton is a heavyweight legend who faced plenty of his celebrated peers, including all-time greats Muhammad Ali and Larry Holmes.

Dmitry Bivol was near flawless in the face of Artur Beterbiev's murderous power in Riyadh four months ago. But he didn't find favour on the scorecards, and doing it all again is a huge ask.

American boxing has been defined by legendary rivalries that captivated audiences and transcended the sport itself. These ...