![Study Says Yahoo, Google Help Fund Pirate Sites](http://www.wired.com/images_blogs/threatlevel/2013/01/Screen-Shot-2013-01-04-at-11.59.11-AM-660x378.png)
Google and Yahoo were among the top advertising networks servicing the most ads on pirate sites, according to a new study unveiled Thursday. The analysis by the Annenberg Innovation Lab at the University of Southern California found that Pasadena, California-based …