Noah Shachtman of Wired's Danger Room blog writes,
The American military and intelligence communities are increasingly worried that would-be bin Ladens might gather in a virtual world, to plan a real-life attack. But the spies haven't given many details, about how it might be done. Now, a Pentagon researcher has laid out how such a terror plot might unfold. The planning ground is World of Warcraft. The main target of this possibly nuclear strike: the White House.
Pentagon Researcher Unveils Warcraft Terror Plot (WIRED)