One of the nation's top former counterintelligence officials says the Pentagon's decision not to investigate hundreds of purchasers of child pornography--including more than a dozen with security ...

THIS IS A RUSH TRANSCRIPT. THIS COPY MAY NOT BE IN ITS FINAL FORM AND MAY BE UPDATED. CAROL LIN, CNN ANCHOR: The FBI will be interviewing colleagues of alleged spy Robert Philip Hanssen at the State ...

Chinese hackers breached eight American telecommunications companies and obtained access to sensitive data for an extended period, a senior counterintelligence official revealed this week. Michael C.

The Ministry of National Defense is recently reviewing a functional reorganization of the Defense Counterintelligence Command ...