Mackenzie Dern gets revenge with nasty armbar submission against Amanda Ribas in UFC Vegas 101 main event

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Mackenzie Dern waited over five years but finally got her revenge in a rematch with Amanda Ribas in the UFC Vegas 101 main event.

Unlike their first meeting where she just couldn’t score a takedown, and ultimately lost a decision, Dern spent almost the entire fight on the ground this time around as she constantly battled for positions with Ribas in several grappling exchanges. It wasn’t until Dern saw an opening for an armbar from the bottom that allowed her to score a reversal...