Two owners of different versions of the featherweight world title Leo Santa Cruz and Abner Mares took part in the official weigh-in procedure on the eve of their rematch on June 9 at the Staples Center arena in Los Angeles. Santa Cruz was 125.4 pounds, Mares - 125.9 pounds.
WBC light middleweight champion Jeremell Charlo and former world champion Austin Trout showed on the scales the same mark of 154 pounds.