kristina borjesson received a sample to do independent verification. how mean, it was amazing often do get hard evidence from something? i had no idea there were be any problem whatsoever. >> cbs news gave kristina borjesson the go-ahead to accept the seat fabric, but she was close to discovering whether a missile strike had gone down the airplane. -- had brought down the airplane. >> i was looking for a laugh and that is when the fbi called and said, you have a piece of stolen evidence. to my great disappointment and dismay, cbs just gave it right back. cbs has given federal investigators a peak of cough reportedly from the downed twa flight 800. >> cbs folded like an ice cube in the sun. they decided this is not a story we are going to vie for. it was a great moment of spineless does on the corporate media is part. >> no evidence has been found that would indicate any criminal act crossed the tragedy of flight twa 800. law enforcement team has looked at every theory and has left no stone unturned. >> with eyewitness accounts of a possible missile str