After UFC 137 in Las Vegas Ariel Helwani interviews GSP and talks about his absence tonight. Roy Nelson he talks about his fight with Cro Cop and new diet, Donald Cerrone talks his quick win over a tough Denis Siver, Tyson Griffin talks about his loss. Also Ramsey Nijem, Hatsu Hioki, Bart Par , and Cesar Gracie talks in a media scum.