Divisional rankings: Andy Ruiz Jr. shakes up heavyweight division with TKO win over Anthony Joshua

Who is the best fighter regardless of weight class? See ESPN’s P4P rankings. Click here

Check out my rankings within each division by clicking on the links below. If there is a lineal champion in a weight class, he is ranked No. 1.

For a list of the current champions in all weight classes, click here.

Note: Results through June 4.

Oleksandr Gvozdyk retains his WBC light heavyweight title against Doudou Ngumbu after Ngumbu was unable to continue with a lower leg injury.

With an injured left elbow, Gilberto Ramirez manages to defeat Jesse Hart via majority decision on Friday night.

Errol Spence Jr. dominates Mikey Garcia with a lopsided decision to retain his 147-pound belt for the third time.

Joe Tessitore, Andre Ward and Timothy Bradley break down Miguel Berchelt’s victory over Francisco Vargas and look ahead to his future fights.

The ref stops the fight after the fourth round as Nonito Donaire wins the WBA bantamweight title from Ryan Burnett.