you want to make it smooth and you eventful. going up and down like a roller coaster -- >> we should point out the information about it going up and down. that information comes from signals sent to satellites as opposed to the drop -- the precipitous drop which comes from radar, which all along authorities have said they are very skeptical about. what about, martin, this new "wall street journal" reporting, that the first turn the plane made after the transponder was turned off, would have had to be manually made, as well the fact there would have to be more than one person involved, one person to fly the plane, one to climb down and disable the other recording equipment. >> reporter: turning the plane manually, that could be done. a lot of the controls mitchell has been doing so far have been the dive and trying to correct us, that's manual.