be narrowing down your targets but in fact the opposite is happening, they're expanding their targets of inquiry first of all on the possible people involved in this. first, you know, no cussing on the two people in the cockpit but now ten people in the flight crew, 227 passengers and even more than that, folks who have access to that plane on the ground, cleaning crews, baggage handlers, you name it. but let's look at the search area that is expanding as well. people have become familiar with this arc, where that last satellite contact here. they don't know where but somewhere in that arc. let's look at the indian ocean. imagine a map of the continental united states fitting here. that's the kind of area you're talking about, very deep ocean, very remote. a difficult place to search. you have u.s. assets going there now including airplanes precisely because they have greater range than the ships have previously. but this is where you have a whole other dynamic that comes to play, the geopolitics of this