The US and North Korea have escalated their rhetoric, but there's still some question about North Korea's responsibility for the cyber-attack on Sony Pictures. Is the so-called "hermit kingdom" as sophisticated as the FBI says it is? How does it compare to Russia, the United Kingdom and the United States, which is so far the world's leader in cyber-warfare?
Also, results are mixed in Tunisia's first free election. On today's Talking Point, Pope Francis today accused top Vatican staff of "ailments," including "seeking worldly profit, showing off" and "feeling immortal immune or indispensable." We hear about this year's Christmas message.
Photo: Michael Donovan