Video: Nate Diaz & Michael Johnson Involved In Pre-Fight Altercation On Friday

Well, the Nate Diaz vs. Michael Johnson bout scheduled for Saturday's UFC On FOX 17 fight card just got a whole lot more interesting following a pre-fight altercation between the two lightweight contenders.Diaz reportedly shoved Johnson as the two were walking down a hallway preparing to take their pre-fight medicals, which led to a pull-apart with both fighters having to be restrained by their nearby teammates and friends.UFC fighter Tamdan McCrory posted the following clip of the altercation,