Lawsuits threatened amid UFC training center brawl
A video has gone viral showing two MMA stars fighting in the UFC Performance Institute
Former UFC title challenger Jake Shields was branded a 'Nazi' by another fighter, Mike Jackson, whom Shields said was a 'racist' in a social media standoff following a brawl at the UFC Performance Institute in Las Vegas on Friday.
A video has gone viral online showing Shields and Jackson engaging in a gra