Claressa Shields is brimming with confidence going into MMA debut on Thursday at 2021 PFL 4 . Shields (0-0), a two-time Olympic gold medalist and multi-division boxing champion, will finally step into the cage for her highly anticipated debut when she meets Brittney Elkin (3-6) in a women’s lightweight bout at Ocean Casino Resort in Atlantic City, N.J. The main card airs on ESPN following prelims on ESPN+. Since deciding to make the crossover from boxing in 2020, Shields has put in more than six months of training to get to this point.
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