Spyfail

"Spyfail is about the highly dangerous and growing capability of foreign countries to conduct large-scale espionage within the United States and how the FBI and other agencies have failed to prevent it. These covert operations involve a variety of foreign countries--North Korea, Russia, Israel, China, and others--and include cyberattacks, espionage, psychological warfare, the infiltration of presidential campaigns, the smuggling of nuclear weapons components, and other incredibly nefarious actions. ... James Bamford digs as deep as one can go into these clandestine invasions and attacks, uncovering who's involved, how these spygames were carried out, and why none of this was stopped"--