muilenburg could have used to inform his decision about keeping the plane in the air-- or not. >> weure with the as? now, as you emphasized, flight control will now compare inputs from both a.a. sensors. and i guess the question is why wasn't it that way from day one? >> mr. chairman, we've asked ourselves that same question over and over. and if back then we knew everything that we know now, we would have made a different decision. >> nadia milleron, she was radiating with anger over this. >> it's come to the point where you're not the person anymore to solve the situation. i want to say it to you directly, because i don't think you understand what we're saying. >> she was right in front of him. and here you have the c.e.o. of what is one of the most important americ companies, one of the most important companies in the world... >> in the end, it's about safety. >> even if you're not capable of doing that? >> ...looking in the eyes of the mother of a young woman who died on his airplane. >> i know that she wasn't afraid of flying at all, until the last six minutes of her life. that'