is a conclusive piece of debris which would allow our oceanographers to work back ward. because without a starting point we really can't put our locater pinger in a position, and it is far to big of an area right now. >> well, that brings me to a question i want to ask you which is about that black box detector. you still don't have an area, you still haven't found debris. and that debris would help you calculate backwards to where the fuselage might be if the plane were in the ocean. so what good is a black box detector right now? my understanding is it only has about a mile range right now anyway. >> yeah, that is correct, and functions of the signal that is sent out from the black box, the strength of that is only about a mile. so without this position, it is really not of much use. and what we are doing is we'll