Detailed text transcripts for TV channel - MSNBC - 20130427:22:16:00
>> there was no noise at all. and the plane, it went left wing tip right into the ground. it had a napalm effect. everything in its path was blown into a sheet of flame. >> initially, ntsb investigators are baffled, what could have caused a structural failure of this magnitude? >> this is all that's left of american airlines flight 191, as far as it got on its way to los angeles. >> they sift through the wreckage and look to the plane's two flight recorders for clues. within days of the crash, they begin to zero in on a part called the pylon. it has a 13-inch crack they believe was caused by f...