UFC 307 reaction: Alex Pereira vs. Khalil Rountree thrills, Julianna Peña reigns again

Ariel reacts to UFC 307, including the thrilling main event between Alex Pereira and Khalil Rountree Jr. (01:26)

Then he weighs in on Julianna Peña recapturing gold in a controversial decision (18:28), Kayla Harrison remaining undefeated in the UFC, and what could be next for the women’s bantamweight division.