[cyncooper]

Another element from the New Year's Eve plane, was heavy focus on passengers proving their seating assignment. I remember Reid's seat assignment was a part of the plan for an explosion to do maximum damage...

[Aliska]

I read more of the replies, and understand now that it would probably down the plane.

[angkor]

Another element from the New Year's Eve plane, was heavy focus on passengers proving their seating assignment.

Since the plane landed safely, they must have surmised the C4 or Semtex had been left at a seat. No doubt they checked the seating area of every suspicious passenger.