this is a p3 orion, one of the top marine patrol air craft. militaries can use that jet from submarine hunting to monitoring shipping lanes. this is the c130 hercules, the australian air force uses this aircraft to drop marker buoys in the water. this is one of those buoys being dropped out. they keep track of the ocean current. the experts onboard are still facing a really very remote search area. to say it s in the middle of nowhere is the understatement of the day. look how far away this possible debris is in relation to where the plane took off. call la lamb pure. this kuala lumpur. jennifer griffin is live at the pentagon to what degree is the pentagon certain or how cautious