Jon Jones has been forced to withdraw from UFC 178 as a result of a torn meniscus in his knee as well as a sprained ankle. The bout has been rescheduled for UFC 182 which takes place January 3rd in Las Vegas.
Word is that the co-main event between flyweight champion Demetrious Johnson and Chris Cariaso has been promoted to the main event of UFC 178, which takes place September 27th from Las Vegas.