Satellite Arc News Today : Breaking News, Live Updates & Top Stories | Vimarsana

Is happening with planes and boats on the surface. this is the best they have. this is where they have to focus right now. but if this fails, this is what comes next. they're going to connect a couple of these pinging areas, establish yet another search zone. along that satellite arc described so early on in this process and search 11,000 square miles here. this is plan b. and they can call it that. but with all the changes we've seen, they could call it plan x, y or z. now, what if the bluefin 21 or some other vehicle does find the plane's wreckage? rose a flora shows us what would happen n...

Changes. tom foreman shows us a possible plan b for search teams. >> reporter: it's perfectly fine for searchers to talk about having a plan b, but we've heard a lot of plans since this plane went missing. just look over the past month how many search areas have constituted the plan of the time. all of these out here. this represents hundreds of thousands of square miles, even as many have overlapped. each one in its time the best plan they had. and now it's focused right here. this is where the bluefin has been working right up in this area. only covering a few dozen square miles on the botto...

Welcome back to a special prime time edition of "the lead." i'm jake tapper. and what was once a sprawling search area has now been hacked down dramatically thanks to two fresh sets of pings, echoing from deep underneath the indian ocean. i want to bring in cnn's tom foreman. tom, every ping gets them closer. just how close could they are right now to zeroing in to the search pings? >> well, jake if we believe what they're seeing, we could get a lot less than the 3 million they're talking about. this is how they have done it. if you go flying in along the satellite arc up here and you follow t...

We've heard from the australian authorities that they have diverted some ships to get there as soon as they can. i want to talk about this search area. we have all kinds of markings on this map because of the way the search has changed again and again. but everything began to focus on the southern part of this satellite arc of the probability of where the aircraft could be. it turned to perth australia which is where these objects were found. now we're kind of jumping a couple steps ahead here. but if in fact these are pieces of wreckage from this aircraft, one of the first things they're goin...