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‘Shanghai Group’ hackers targeting U.S. economy


A new report released this week by the cyber-security firm, Mandiant, pinpointed the location of some of China’s most sophisticated hackers to a Chinese military unit’s headquarters in Shanghai. China denies hacking into any U.S. companies and calls the report “unprofessional.” David Faber investigates the growing threat of cyber theft by Chinese hackers tonight at 10pm/9CT on NBC News’ Rock Center with Brian Williams.