Mike Coppinger on Twitter: "New ESPN pound-for-pound boxing rankings. @Tyson_Fury moves from No. 6 to No. 4 following his Incredible win over Deontay Wilder. @usykaa jumps four spots to No. 5 https://t.co/SpHdQ5aSwA
A History of Pound for Pound: 1970 - 2018
ESPN Ringside on Twitter: ".@ClaressaShields sits atop ESPN's first ever women's pound-for-pound rankings 🥊 https://t.co/MSA3BQEGDk" / Twitter
Boxing Rankings (May 9): Bivol, Canelo, new pound-for-pound No. 1, more - Bad Left Hook
Boxing Pound-for-Pound Rankings: Oleksandr Usyk enters the top five with another win over Anthony Joshua - CBSSports.com