we know the boat itself was found. >> well, we've heard the term need nal hay stack and that's so sure. they're probably for something about the size of a soccer ball with two kids. so it is very, very difficult. especially from the air. it is extremely difficult. depending on what type of search patterns they're doing. you can see we're searching a very, very large area. they have gulf stream to contend with that will carry them quite quickly rather than staying close to the boat. so it is a very, very difficult operation that the united states coast guard is doing. >> to give the audience some takeaway here, if anybody ever finds themselves in a situation where their boats cam size or in the water, the first thing is to stay with the boat itself, correct? >> absolutely. try and stay with that boat. so with them not being with the boat, you saw how quickly they were away from the boat. the other thing is the survival gear with the gps signals. hopefully they had a cooler with