A former C.I.A. officer suspected by investigators of helping China dismantle United States spying operations and identify informants has been arrested, the Justice Department said on Tuesday. The collapse of the spy network was one of the American government’s worst intelligence failures in recent years.
https:// mobile.nytimes.com/2018/01/16/us/politics/cia-china-mole-arrest-jerry-chun-shing-lee.html