With Undisputed Options In Two Divisions, Mikaela Mayer Weighing Next Move News PRO 10 months ago Mikaela Mayer owns the WBA, WBC and WBO 154-pound titles after defeating Mary Spencer last week and still holds the WBO 147-pound crown.Read More Share this: Share on Facebook (Opens in new window) Facebook Share on X (Opens in new window) X Share on Reddit (Opens in new window) Reddit Share on LinkedIn (Opens in new window) LinkedIn Share on Pinterest (Opens in new window) Pinterest Share on Tumblr (Opens in new window) Tumblr