Mackenzie Dern respects Gillian Robertson’s ground game, but ‘there are definitely weaknesses or holes there’

Mackenzie Dern enters her first title defense at UFC 330 against an opponent who could be more than willing to test her decorated ground game. Long before becoming UFC strawweight champion, Dern put together an illustrious competitive Brazilian jiu-jitsu career, winning numerous championships across the globe including gold medals at ADCC and the World IBJJF […]