CNN Wolf April 11, 2014 17:32:00
His words, very confident, the signals that have been detected are, indeed, from the plane's two black boxes. he says the challenge is to get as much information as possible before the signals end. investigators say a fifth ping is probably not from the plane. it was picked up thursday by a device dropped in the ocean from an airline before earlier signals were detected by a u.s. pinger locator towed by an australian ship. there's been no letup in the search for debris from the plane. looking at the surface, 13 ships, 15 aircraft, they're assigned to today's search. more now on what australia'...