(BBC) — North Korea has threatened unspecified attacks on the US in an escalation of a war of words following the Sony Pictures cyber-attacks.
In a fiery statement, the North warned of strikes against the White House, Pentagon and "the whole US mainland".
North Korea denies US claims it is behind cyber-attacks linked to a film that features the fictional killing of its leader Kim Jong-un.
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North Korea has a long history of issuing threats against the US.