Cain Velasquez undergoes successful surgery, eyes summer return

Former two-time UFC heavyweight champion Cain Velasquez is making progress from his latest setback.
MMAFighting.com's Ariel Helwani reported on Wednesday's edition of UFC Tonight that Velasquez recently underwent back surgery. Sources say the procedure went well and he's got an eye on his return to the Octagon.
While Velasquez (13-2) has been a killer in the Octagon over the course of his career, the American Kickboxing Academy standout has been known as much for his injury woes as for his succe