Oh, a kid had attacked and killed someone and wanted off the plane. FUCK he had some kind of vision.
The attendant, in response to a passenger's question.
The commotion being referenced being the fight that erupts when Alex Browning tries to disembark. The stewardess responds that it is about someone having a vision of the plane exploding. This conversation is overheard by Sam Lawton, seated nearby.
She dies in the explosion of Flight 180.