Strikeforce heavyweight grand prix participant Antonio Silva discussed Alistair Overeem ’s departure from the bracket and how the game plan will change for his new opponent, Daniel Cormier Speaking exclusively with Sherdog.com’s Gleidson Venga at Antonio Rodrigo Nogueira ’s UFC 134 training camp in Rio de Janeiro, Silva also touches on his desire to lace them up against rival Josh Barnett in the GP final.