the quote. reckless and words indeed like a monkey in a tropical forest. you can see they don't hold back with their own propaganda. >> no admission they were behind the hacking attacks on sony. what are they saying about their internet problems in north korea? >> reporter: well they blame the united states for the instability of their internet. you heard senator graham that china is somehow involved. there is a connection that north korea relies on china for internet. that is the case. we have seen how unstable it is. these attacks are pretty sophisticated sophisticated. two hacker groups have taken the responsibility. the dprk continues to blame the united states. >> will ripley thank you.