Question weighs heavily over Paulo Costa vs. Marvin Vettori: Which one will remain a UFC contender?

Saturday's UFC main event fighters are looking to bounce back from unsuccessful challenges of middleweight champion Israel Adesanya.

Question weighs heavily over Paulo Costa vs. Marvin Vettori: Which one will remain a UFC contender?
Saturday's UFC main event fighters are looking to bounce back from unsuccessful challenges of middleweight champion Israel Adesanya.