 On the same day, it was reported that Zuffa was formalizing plans to buy World Extreme Cagefighting, to be run as a separate promotion from the UFC.Following the purchase of the WEC, Zuffa made several changes to the promotion.This included modifying the WEC's cage, transferring to a focus on lighter weight classes, giving it the ability to host events in Las Vegas, and having the championships of fighters who were contracted UFC fighters vacated.