CNN Unguarded With Rachel Nichols March 22, 2014 02:41:00
Asks, if the theory is true, what would the condition of the passengers be, would they be overcome by fumes, as well. martin, what do you have for us? >> reporter: the short answer to that is yes, they would be overcome by that. let me show how this could happen. this is not necessarily, nor do we say this is what happened, it's what could have happened. you would have just got to cruise altitude. we're on the way to beijing and this would have happened. that's the sound everybody knows. you can unfasten your seat belt, get comfortable. but in the cockpit, maybe this happens. the first sign th...