How Russia reportedly hacked NSA documents

Aired: 10/5/2017 | 0:04:42 | Clip
The Wall Street Journal reported that Russia obtained classified information about how the U.S. military protects its computer networks and conducts electronic spying. The breach occurred when data was stolen by an NSA contractor, then hacked by Russian intelligence. Hari Sreenivasan speaks with The Wall Street Journal’s Shane Harris.