North Korea says it's not involved in Sony hack; proposes joint probe with US

[FUZO]

North Korea says it can prove it is not behind the massive Sony Pictures cyberattack that has led to the cancellation of the release of the movie “The Interview.”http://infinitymuscle.com//feeds.feedburner.com/~r/foxnews/politics/~4/yDNX1CXAIN8

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