detection in six days. so i guess it's time to go underwater. our concept always was, if we did get an area that we can identify from an acoustic search, that eventually we would go underwater. that's why the "ocean shield" is carrying the towed pinger that was to get the initial detections and then to use the autonomous underwater vehicle to go down and investigate what might have happened. now, where the transmission might be coming from. now, you might recall that one of those transmissions that was analyzed by the australian joint agency for acoustics, a naval company that works with acoustics all the time, a lot of