Sony hack stirs concern over North Korea cyberwarfare?

Aired: 12/6/2014 | 0:04:08 | Clip
Investigators have called the pre-Thanksgiving cyber attack on Sony Pictures “unprecedented”. The attack knocked out most of Sony’s network and while the culprits remain unknown, some are considering North Korea as a possible suspect. Reuters reporter James Pearson joins Hari Sreenivasan via Skype from Seoul, South Korea.