After Sony hack, what's next?
Gas prices dip to under $2 a gallon
Breakingviews: Goldman's addictive app
"I'm happy to be moving forward" - swimmer Michael Phelps
Obama: Sony 'made a mistake'
Obama vows response to North Korea over attack
Pakistani military says it kills more than 60 militants in various clashes (graphic images)
Vatican lights up for Christmas celebrations
Stars express anger over "The Interview" film cancellation on Twitter
Waiting for help in eastern Sierra Leone
Israel's fastest-growing minority threatens to "explode"
Fighting rages around military airport in Syria (graphic images)