CNN CNN Newsroom With Brooke Baldwin March 27, 2015 19:19:00
>> yes. there are obviously codes that are issued periodically. it's changed. a pilot puts the code in but there's a 30 second delay he could get in. after that again, it's locked. >> even if you do know the code you still could be locked out. >> yes. >> overall, when you look at what happened with this germanwings disaster and look at the door do you think the door operated the way it was supposed to? >> exactly. it operated the way it was designed except this time it kept the good guy out. >> that is so scary. brooke back to you. stephanie elam thank you so much. three years ago to this da...