>> chris and i are -- >> keep on it! >> the next minute, absolute terror under water. >> i thought the boat had gone over and over. it just felt like you were in a bit of a washing machine. >> a dash cam in the cockpit shows the pilots trapped upside down. >> "king of shaves" has crashed. >> liz and will are desperate to know what's happening. >> i guess time just froze. all i could say to will was can you see their helmets? can you see that they're out? >> there were no safety boats in the immediate vicinity and it was just a silence, and i just thought, james, are you okay? >> but james is not okay. the pilot's oxygen valves are flooding, and they have to reach the surface fast in order to survive.