CNN CNNI Simulcast December 21, 2014 08:32:00
So you really begin to wrap your head around the clues and motivations behind this horrific attack. back to you. the united states is turning to china for help dealing with cyberattacks like the one that hit sony pictures. that attack which the u.s. blames on north korea prompted the studio to stop the release of its satirical film called "the interview." the movie depicts the assassination of north korea's leader. north korea insists it was not behind the cyberattack. as kyung lah reports for us, now pyongyang is warning of serious consequences if the u.s. retaliates. >> reporter: just hour...