Nate Diaz will now face Tony Ferguson in the headline bout at UFC 279 after his original opponent, Khamzat Chimaev, missed weight by over seven pounds earlier Friday.Click Here to Visit Orignal Source of Article https://www.espn.com/mma/story/_/id/34557708/nate-diaz-tony-ferguson-khamzat-chimaev-kevin-holland-now-top-card