North Korea suffers Internet outage, says U.S. expert
China condemns cyberattacks, but says no proof North Korea hacked Sony
U.S. says North Korea call for joint probe of Sony hack 'absurd'
More Americans disapprove of Sony film cancellation: Reuters/Ipsos poll
South Korea nuclear plant operator says hacked, raising alarm
By Meeyoung Cho and Jack Kim SEOUL (Reuters) - Computer systems at South Korea’s nuclear...[see article]