thanks for staying with us on cnn. i'm errol barnett. >> and i'm natalie allen. our top stories at this hour. >> the u.s. could blame north korea for the hack on sony say thanksgiving stole computer credentials of a system administrator to access the system. that means this was not an inside job. the cyberattack led sony to pull the film "the interview" about a plot to assassinate kim jong un. in cairns, australia, police say they have found eight children dead inside a suburban home. their ages range between 18 months, a baby, and 15 years. officials say the mother of seven of the victims is being treated for serious injuries, and she is assisting with what happened in that house. no suspects have been identified. boko haram militants have kidnapped more than 180 women and children in northeastern nigeria and killed 32 others.