UFC women’s strawweight contender Mackenzie Dern has moved into the top-five of the division in the latest UFC rankings update. Dern defeated Nina Nunes via first-round submission at this past Saturday’s UFC Vegas 23 card. It was the most impressive performance of her career to date, and it improved her Octagon record to 6-1 overall. … Continue reading UFC Vegas 23 Rankings Update: Mackenzie Dern and Marvin Vettori break into the top-five