air force lieutenant ken christianson has flown search and rescue missions before and he joins us alln we get it in an ocean this deep? >> good morning, brian. yes, absolutely. we can get it, but it's going to take some time and i'm not quite sure just how deep the ocean is there. are you familiar with that? >> over 10,000 feet deep. >> okay. yes. 10,000 feet we can do. >> what is the limit? as we heard from maria molina's professor earlier, some spots are double that in that region. there is a trench. >> yeah. the trench will be more problematic, but there are robotic submersibles that the navy and i'm sure other navies have that capability. the u.s. navy does and they can submerse that and extract, cut through the airplane with robotics and extract that, much like they did to get the cockpit voice recorder and the flight data recorder from the airbus, air fans. >> so all things being calm, it's difficult to find anything if we understand it. with the weather as it is right now, currents, wind, and a form approaching as we heard in three days, discuss the difficulty there and what li