Claressa Shields was tested in her MMA debut, but is now undefeated in two combat sports disciplines. Shields (1-0), an undefeated multi-division champion boxer and Olympic gold medalist, won her professional MMA debut at 2021 PFL 4 with a third-round TKO victory over Brittney Elkin.
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Video: Can Claressa Shields get to Kayla Harrison’s level inside the cage? – MMA Junkie