US President Barack Obama says the US would respond 'proportionately' to the hacking now blamed on North Korea. Photo: Bloomberg US President Barack Obama says the US would respond 'proportionately' to the hacking now blamed on North Korea. Photo: Bloomberg
US President Barack Obama says the US would respond 'proportionately' to the hacking now blamed on North Korea. Photo: Bloomberg

US unveils evidence North Korea was behind Sony hacking; Obama warns of retaliation

Pyongyang official denies country was involved as calls widen for Hollywood not to back down on screening 'The Interview'

US President Barack Obama says the US would respond 'proportionately' to the hacking now blamed on North Korea. Photo: Bloomberg US President Barack Obama says the US would respond 'proportionately' to the hacking now blamed on North Korea. Photo: Bloomberg
US President Barack Obama says the US would respond 'proportionately' to the hacking now blamed on North Korea. Photo: Bloomberg
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