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Claressa Shields has won each 16 of her master fights
Alex Brotherton
BBC Sport journalist
Undisputed world heavyweight champion Claressa Shields will take sides her belts against IBF ray heavyweight champion Lani Daniels connected 26 July successful Detroit.
Shields, 30, became nan first undisputed women's heavyweight champion pinch a unanimous points triumph complete chap American Danielle Perkins successful February.
The two-time Olympic champion added nan IBF, WBO and WBA heavyweight titles to her WBC loop pinch her 16th master win.
Shields added to her undisputed titles successful middleweight and light-middleweight to go boxing's first undisputed world champion successful 3 weight classes.
Shields was suspended by nan Michigan committee successful February aft she tested affirmative for marijuana pursuing her conclusion of Perkins.
The suspension was dissolved aft grounds showed procedural errors occurred during nan postulation of Shields' samples.
New Zealand's Daniels, 36, is simply a erstwhile IBF heavyweight champion.
She is unbeaten successful her past 9 bouts, including 2 draws.
The conflict will beryllium held astatine Little Caesars Arena.