"I'm not concerned at all (about conditioning), we have a great training camp and my coaches have prepared me for an all-out war. The stand-up game has become my passion. [I know] Brock is gonna come back 100-percent and I'm excited to get in the cage against him. You're looking at the top two heavyweights in the world. He's got the real belt and I'm coming after it Saturday. You're going to see Brock Lesnar knocked out on the canvas."

UFC Interim Heavyweight Champion Shane Carwin makes a live appearance on ESPN's SportsCenter to remind fans he's coming after Brock Lesnar at UFC 116 on July 3 and even promises a knockout finish in the main event. Of course Lesnar's last fight was with diverticulitis, benching him for almost a year while "The Engineer" has kept himself busy by pummeling Frank Mir back in March. Is anyone that picked Lesnar starting to have second thoughts? Or is Carwin just talking the talk?

Check out the full video after the jump: