CNN New Day Sunday November 1, 2015 13:02:00
Questions at this stage is if it wasn't foul play, how did this malfunction take place, especially given there was no advanced warning? >> translator: if the pilot doesn't report any faults on the plane, all that will be carried out are routine maintenance checks on the plane before takeoff. there were no reports that the airplane had faults. checks done before takeoff did not reveal anything. up until the crash happened we were never informed of any faults in the plane, nor did we receive any sos calls. >> reporter: key piece of the puzzle, of course, are the two black boxes that have been re...