If you missed any of the action from the tournaments that took place during Blizzcon or you wish to relive some of the great WoW matches then you can watch them in the official Blizzard archive: http://www.blizzard.com/blizzcon/video/archive.xml

Also if your interested in the other Blizzard game tournaments that took place during the recent Blizzcon, then you can access most of the games by navigating through the ‘brackets’ here: http://www.blizzard.com/blizzcon/tournaments/
Here you can also find matches from the Warcraft 3 and Starcraft tournaments, including some that were not even shown on the stage.