To be sure, he didn't know a thing about it. He just ran the meal ticket of his newspaper empire for many years in such a way that it was not just an isolated incident, but rather the standard operating procedure:
spying on private individuals
publishing stolen private information as public gossip ("news")
destroying evidence as police looked for a missing thirteen-year-old girl, who finally turned up murdered.
Rupert Murdoch is evil, and everything he touches turns to evil, including Fox News.
People who don't believe that Fox News is doing something just as evil to them and their neighbors, as what News of the World has been doing to our neighbors in Great Britain, are just naive. Will they ever wake up to the truth?