seen anyone really do, where is it headed, and it's really headed towards the northern part of indonesia. after that, it's out into the indian ocean. if it heads out into the indian ocean, which it had the fuel to do that, it's a whole other ball gain. >> the straits of malacca have lots of shallow water and this can confuse the sonar sound waves used to locate objects on the ocean floor, is that right? >> well, it is. but the typical way of looking would be using a sonar system, particularly side scan sonar systems, which are sort of the tool of choice. that would not be an issue. it's not that shallow. so using side scan sonars, you could put out a tremendous number of those assets into the field, because there's so many of them in the world. and also the use of auvs.