It's a race against the clock for search crews trying to find missing Malaysia Airlines Flight 370. The Australian Prime Minister says he's confident four 'pings' detected by the "Ocean Shield" are from one of the plane's black boxes. But here's where things get complicated: The signals are coming from about 15,000 feet below the surface of the ocean.
New Day Weekend spoke with ocean explorer Fabien Cousteau, son of famed ocean pioneer Jacques Cousteau. We asked him– what does it sound like at that extreme depth?