welcome back, a little past 8:00 a.m. in australia and the search for flight 370 has resumed. 10 planes, 9 ships looking for any signs of wreckage in the indian ocean. four orange objects turned up to be nothing but fishing gear. not to mention the extra difficulties of finding anything on the water, tom foreman has that tonight. >> for all this talk about high-tech gear being brought in to search under the water, that is useless by and large until they complete this overwater search, which is now covered hundreds of thousands of square miles already. now we're off the coast of australia, they've redefined the search areas over here, several times and they're still doing it day in and day out. but they have to. because the job of searching above the water is comparatively easy as daunting as is it,