CNN Erin Burnett OutFront March 26, 2015 23:23:00
Is for the manufacturer. the certification process was extensive. that door has to with stand a grenade. >> this was a 1990 model plane. it would have been retrofitted. >> it would have. >> you saw stephanie show how strong that door is would you agree when they're doing anything they can to save their lives there would be no way to break it down? >> it was very little they can do. it's a ballistic door. it can handle large explosion metal piercing bullets. they were doomed. >> what's going on in the mind of the pilot in those moments? he first knocks on the door so he thinks he doesn't hear h...