China killed CIA sources, hobbled U.S. spying from 2010 to 2012: NYT

WASHINGTON (Reuters) - China killed or imprisoned 18 to 20 CIA sources from 2010 to 2012, hobbling U.S. spying operations in a massive intelligence breach whose origin has not been identified, the New York Times reported on Saturday.

from Reuters: U.S. http://ift.tt/2qIPZdq