Barren and bleak is the Nevada National Security Site, wrote investigative reporter Seymour Hersh at The New Yorker’s website Friday, which is likely why it was chosen as the training ground for members of Iranian opposition group the Mujahedin-e Khalq. Listed by the State Department as a terrorist group, the MEK has been active in Iran since the 1970s, but the group, which was training in six-month increments at the location sometime before 2007, has also been implicated in the assassination of Iranian nuclear scientists and the exposure of the country’s plan to enrich uranium.