Taylor picked up the win before Jake Paul vs Mike Tyson in Texas

Katie Taylor defeated Amanda Serrano and retained her unanimous super lightweight championship with another disputed decision.

For the second time in two years, Katie Taylor and Amanda Serrano engaged in a fight for the ages, and again Taylor eked out a close and controversial victory, on Friday retaining her undisputed 140lbs championship.

Katie Taylor retained her unanimous super lightweight championship with another disputed decision over Amanda Serrano in a slugfest remarkably similar to the original two years ago.