he was in university and he said to his aunt that he was terrified to go but it was father s day on sunday, and this was something that he wanted to do for his dad who was, you know, a long-time fanatic about the titanic and was so interested and fascinated by it. it was his dad s dream to go down, and so he accompanied his dad and really just a difficult for all of those families, and our hearts go out to them. david gallow, you helped map this area of the sea where the debris was found about 1600 feet from the titanic bow we understand. talk about this area and how teams will conduct a forensic study on the sea floor. well, high, andrea. the sea floor is fairly smooth and flat and not far from the titanic debris field, and you can use robotics to be very methodical about going back and forth across the sea floor like
command, but the navy is telling nbc news that without conclusive visual evidence the multi-nation search had to continue. it is just one of several questions including the composite metal used on the craft that are being raised today as investigators try to piece together a timeline for the catastrophic end of the mission. nbc news has confirmed the coast guard is going to lead the investigation into the disaster aided by the ntsb. nbc s christen dahlgren joins us live from boston and oceanographer and deep sea explorer david gallow as well. christen, you have been there from the beginning. what are the theories. reporter: while it was a rescue operation for so many days, those ships on the sea have begun to head back towards the port in can baugh, but there are still remote-operated vehicles searching for answers
thank you for breaking that all down for us. joining us once again, someone with more than a professional interest in this search underway. water search expert david gallow, we should note, whose friend is aboard the titan. i want to start on the noises. they were picked up by sonar. we were told they happened again today. so far they haven t yielded any leads we ve heard from officials. do you see it as a hopeful sign? very much so. until we heard about these, or heard these noises, my optimism was taking a real dip. even after i was told there were these noises. we ve had it in air france 447. there were noises heard. malaysian air 370, there were noises heard. it turned out to be from the ships that were looking out there and not from, certainly not pinging from a plane. so did i some checking in this and trying to figure out what
has been reporting on questions of the safety of this experimental submersible that is now missing with five people on board. earlier tonight, anderson talked to the host of expedition unknown josh gates. he actually took a test dive on the ocean gates titan but decided to go down again to film for his show because he had concerns about it being, in his words, ready for prime time. with us, someone who knows the risks taken on expeditions like this one, even under the best of circumstances. richard is the former long-time president and currently president emeritus of the explorer s club. richard, thank you for being here tonight. i know as we were just talking to david. it s not just talking about this. you know hamish harding. did he have any concerns? first, thank you for cnn. in the exploration community, the explorer s club, watching
theseow depths, considering allf the underwater cables that do all of our communications and natural gas and oil and everythingtu else that we live n and communicate over, it s just extraordinary that we don t have that ability. also with us now is oceanographer and deep sea explorer david gallow, thank yog for joining us in this what seems like a forbodable. what are your conclusions? well, in a way, it s very close to all of us. you know, this solution was the simplest solution that we heard that they had lost contact, someone else said heard an implosion right around the same time, which meant the sub was probably right over titanic and