http://fightnetwork.com/ - At the UFC 140 pre-fight press conference Jon Jones, Lyoto Machida, Frank Mir and Tito Ortiz discuss their thoughts on concussions and safety in mixed martial arts.
http://fightnetwork.com/ - At the UFC 140 pre-fight press conference Jon Jones, Lyoto Machida, Frank Mir and Tito Ortiz discuss their thoughts on concussions and safety in mixed martial arts.