UFC on FOX 20 is rapidly taking shape with a pair of top-billed fights. Former UFC women’s bantamweight champion Holly Holm (10-1 MMA, 3-1 UFC) is expected to return to action against Valentina Shevchenko (12-2 MMA, 1-1 UFC) in the FOX-televised event’s headliner, while a pivotal light heavyweight matchup between onetime title challengers Anthony Johnson (21-5 MMA, 12-5 UFC) and Glover Teixeira (25-4 MMA, 8-2 UFC) will play a supporting role.
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