"DELIBERATE ACTION" ON PLANE.

DAN HARRIS (ABC NEWS) (Off-camera) Hey, good morning. As we come on the air there are late breaking developments in the mystery of flight 370. Malaysia's prime minister making his first comments about the plane saying the investigation has now entered a, quote, "New phase." According to the prime minister, the latest information confirms that whatever happened on board was a, quote, "Deliberate action." He says the aircraft communications systems were intentionally disabled, which is why investigators are now looking into whether this was a hijacking carried out by passengers on plane, or perhaps the actions of a rogue pilot whose motivations remain at this point unclear. [ABSTRACT FROM PUBLISHER]