ECW superstar CM Punk took a nasty bump during last night's qualifying match against Marcus Cor Von for a shot at the ECW title at Vengeance.Cor Von dropped Punk on the back of his head and neck after a powerslam near the end of their match.While Punk was obviously shaken up, he was not injured and will be fine to face Chris Benoit this Sunday at Vengeance for the ECW title.