Top Rank Boxing's post-ESPN era will officially begin with Mikaela Mayer and Mary Spencer. Mayer, 35, and Spencer, 40, ...
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Boxing champions list
With 17 weight classes in boxing and four major sanctioning bodies that bestow world titles, keeping track of who holds each ...
Mikaela Mayer became unified champion at 154 pounds with a one-sided decision victory over WBA titleholder Mary Spencer on ...
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