area. a radius of maybe five miles. so diameter would be ten miles. they still have a really big area based on the pings they did hear. if they were able to pick up more pings they would have reduced the syce and given submersibles just a small area to search. all hope is not lost by any strerch of the imagination but it means the submersibles will have a really long, as they say, mowing the ocean's path and block by block cover the city of houston. >> so, peter, does that mean they'll send the submarines down sooner than later? >> well, i think they're going to keep towing for the sounds. probably for another week or ten days. and then they're going to have to re-assess and decide how they're going to examine this area much closer, and they'll have to use side scanning sonar, and as mary knows, as she just said, boy, that's going to be a