to find the titan submersible grows by the hour. we ll also show you what it s like inside the titan and talk to someone who raised douts about its safety. and from ukraine, just how difficult the counteroffensive has been. the most urgent deadline there is for the five people you see here on the missing submersible. british businessman hamish harding, shahzada dawood and his teenage son, suleman, paul henry nargeolet, and stockton rush. they are now the subject of a multinational search involving military and civilian ships, aircraft, and expertise, which grew larger in size and capability today. the question is, is it enough and do they have time? this is new video from a canadian air force plane. the entire effort is running on hope that underwater sounds are coming from the titan. it s also running up against the sub s limited oxygen supply and the possibility locating a vessel the size of a large car in an area twice the size of connecticut will simply take more
ships about 8,400 feet below the surface. in 1939, the uss submarine sank during a test dive. 26 people on board died immediately, but dozens survived. a marker was spotted, and the navy put new rescue techniques into operation. a bell was attached to the sub, and 33 men of the 59-man crew were rescued. more than 30 crew members reportedly survived using smoke bombs and morse code to signal for help. you couldn t see anything, i m sure of it. we didn t do any moving around. we have battle damage. just like big flashlights, hand liners they call them. but they tried to conserve those because they didn t know how long we were going to be down. more recently n 2000, a russian nuclear submarine sank 350 below the surface during a training accident in the arctic