Detailed text transcripts for TV channel - MSNBC - 20140410:16:15:00
Have sucked the plane into the silt. this is the working hypothesis. no one has gone down and stood there, way too deep. nobody has mapped it before. the thinking is that the black boxes and/or the wreckage may be literally sitting in tens of feet of muck at the bottom of the ocean. >> the pings briefly, are they becoming more faint or -- >> they've been becoming more faint. that leads them to be concerned that in fact the black box pingers shall the abatteries may be dying. 30 days is the guarantee. the manufacturer has told us they may go to 45 but clearly we're on borrowed time. >> if they ...