Altitude. when he repeatedly banged on the door to get back in, there was no response from the other pilot. >> the plane then crashed into the french alps, killing all 150 people on board, and germanwings parent company lufthansa says right now they have no information to corroborate what the new york times is reporting, but they say they will look into it. earlier, i spoke with aviation correspondent richard quest. so richard, i never thought i would ask this question, but would you say now that cockpit doors are now too secure? >> we don't know the whole story of this, and it's all hinging i...