Sources close to the fight confirmed Brown’s withdrawal and the bouts removal to MMAWeekly.com on Saturday.
Brown later tweeted the nature of his injury.
“Thanks for the support guys. I regret to inform all that I am out of the fight with Condit. I herniated 2 discs in my lower back this week,” he wrote on Twitter.
Thanks for the support guys. I regret to inform all that I am out of the fight with Condit. I herniated 2 discs in my lower back this week.
— Matthew Brown (@IamTheImmortal) December 7, 2013
The bout was one of the featured fights on the four-fight main card that will air on “Big Fox” on Saturday, Dec. 14.
The UFC on Fox 9 main card features a headlining bout pitting UFC flyweight champion Demetrious Johnson against Joseph Benavidez. That bout was a replacement for original headliner Anthony Pettis vs. Josh Thomson after Pettis had to schedule knee surgery.
The other two remaining main card bouts are Urijah Faber vs. Michael McDonald and Chad Mendes vs. Nik Lentz.
UFC officials are expected to make an announcement regarding the fight’s removal and replacement on Saturday.