Investigative journalist William Langewiesche tracks the proliferation of
nuclear weapons, focusing his story on
Pakistani scientist A. Q. Khan, who stole plans and equipment from the West and peddled the technology to countries hostile to Western interests: «That same afternoon a small group of
Pakistanis associated with the weapons program, including, of course, A. Q. Khan, gathered in a concrete bunker in Chagai, facing the chosen mountain seven miles away.