North Korean leader Kim Jong Un smiles as a huge crowd surrounds him during a visit to the Kim Jong Suk Pyongyang Textile Mill in this undated photo released by the state-run Korean Central News Agency (KCNA) on Dec. 20.
President Barack Obama has blamed North Korea for a devastating cyberattack against Sony Pictures, which led to the Hollywood studio cancelling "The Interview," a comedy on the fictional assassination of Kim.