It was a rough week for the world of mixed martial arts as a number of fighters suffered injuries and were forced out of upcoming bouts.
Most notably, UFC welterweight champ Georges St-Pierre fell victim to a knee injury and is out of the UFC 137 main event against Carlos Condit.
Former UFC interim heavyweight champ Shane Carwin revealed that will be out until 2012 due to lower back surgery.
Additionally, a former winner of the The Ultimate Fighter has found a new promotion and a number of upcoming cards have undergone changes.