Families and friends mourn passengers killed in sub implosion

The five passengers on board the sub headed to the Titanic wreck site are now known to have died.

The cousin of one of the Syrian men, who is among hundreds missing after a boat sank off the Greek coast last week, says he is a hero.

Samantha Power, the head of US Aid, tells of some of the horrifying stories she's heard from those fleeing the fighting in Sudan.

And why lab-grown chicken could be on sale in the US shortly.