Sequels are rarely as good as the original, but Katie Taylor and Amanda Serrano vow to serve up more fireworks in their eagerly anticipated rematch. The Sporting News will provide undercard results and a full report on this battle of pound-for-pound entrants.

There’s an opportunity here, not in the well-worn (and dangerous) habit of letting aged fighters get in the ring far beyond their expiration date or in the business of the wacky social-media-created bouts.