I agree that a 9/11 style attack will never work again: it didn't even work for the fourth plane on the day of, leave alone in the future. But I am explaining t

I agree that a 9/11 style attack will never work again: it didn't even work for the fourth plane on the day of, leave alone in the future. But I am explaining the business case for the TSA, why it exists and is the way it is.