Alex Pereira defends his light heavyweight championship against Khalil Rountree Jr. in the main event of two-title-fight UFC 307 on Saturday in Salt Lake City. The other title bout at Delta Center pits women's bantamweight champion Raquel Pennington against former champ Julianna Peña.

It's fight night in Salt Lake City with UFC 307 on tap and the stakes couldn't be higher. Alex Pereira, the light heavyweight champion known for his devastating knockout power, defends his title against underdog Khalil Rountree Jr.

Here are the walkout times for the UFC 307 main event between Pereira and Rountree. The UFC 307 lineup consists of 12 fights. Early prelims start at 6:30 p.m. ET, prelims at 8 p.m. ET, and the pay-per-view main card at 10 p.m. ET.