Claressa Shields has mixed it up with Cris Cyborg in the ring. Now, she’s getting more serious about a career in the octagon. The undefeated boxer, who won gold for the U.S. at the 2012 and 2016 Olympic Games, feels compelled to try her hand at MMA after talk of a showdown with two-division UFC champion Amanda Nunes .
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Olympic, undefeated boxing champion Claressa Shields considers UFC career – MMA Junkie