BBC World News
- Gunman kills two New York policemen A gunman shoots dead two police officers sitting inside a patrol car in New York before killing himself, officials say.
- US insists North Korea behind hack The US says North Korea must admit "culpability" for a cyber-attack on Sony Pictures after North Korea suggests a joint inquiry into the attack.
- Afghan Guantanamo inmates freed Four Afghan detainees at the US prison in Guantanamo Bay in Cuba have been sent back to their home country, the Pentagon says.
- Cuba 'will stay on' communist path Cuban President Raul Castro hails a recent move to normalise relations with the US but stresses that Havana will not change its political system.
- Xi defends 'one-China' idea in Macau Chinese President Xi Jinping urges Macau residents to respect the "one-China" policy, amid street protests in the former Portuguese colony.
- Cairns children's mother arrested Police arrest the mother of seven of the eight children found dead in a home in Cairns, Australia.