over this area looking. so far, they haven t found anything, don. we identify the piece from the satelli satellite. step two, we find it. that hasn t happened. the u.s. navy, sending a special listening device to australia to be on stand-by if any physical evidence turns up. the navy listening device can help locate pingers from the flight s data recorder. joining us is less aldman. and jeff wise. mikey kay, former adviser to the u.s. department of defense. and less, to you first. as a former pilot, as a 777 pilot still, an oceaning aer if experts is joining us, as well. let s talk about all this. as they are looking for the search now, what is this information, you think? what does this change, especially when it comes to the