CNN Anderson Cooper 360 March 20, 2014 00:28:00
Debris field before -- rather than try to find a ping. in fact, with air transi looked back at some of the maps. it looks like they went right over the top of the wreck site with some of the listening equipment and never heard the pingers on air france. >> that's fascinating. david gallo, appreciate you being on. ron brown as well. you can find more on the store at cnn.com. just ahead our panel of pilots drills down on the competing theories right now. no one on board survived when swiss air flight 111 was brought down by fire years ago. but the maneuvers by pilots look a lot like what we've l...