In the first MMA fight of her career, Mackenzie Dern had good control of the action during all three rounds to beat Kenia Rosas via unanimous decision. The fight took place this evening, at Legacy FC 58. Two nasty armbars almost put an end to the match in the first and third rounds, but Rosas somehow survived. After the match, Dern said she didn’t want to go the distance, but thought it was a good practice. She also said she was happy with her performance. Here’s a quick video with the highlights of the fight.