A new ECW World Champion will be crowned this Sunday at WWE Vengeance.   Tonight’s episode of ECW on Sci-Fi will feature two matches, with the winners advancing to a match at WWE Vengeance for the now vacant ECW Championship.   Chris Benoit vs. Elijah Burke, and C.M. Punk vs. Marcus Cor Von will headline tonight’s ECW program.  Who will claim the ECW World title?