of the hour. bill: wow. thank you, john. a big holiday headache happening for american airlines. a massive rescheduling error that might mean they don t have enough pilots? adam housley is on that in l.a. this is unique. how did this happen? minor detail, bill. pilots to fly planes. it really is simple math. you have a computer system and the computer system decides to have a hiccup and in simple math means that the math doesn t add up and potentially there could be not enough pilots for the planes. american says this computer glitch allowed too many pilots to take time off during the heavy travel seasonal the way through the end of the year. because of this the pilots union says that 15,000 flights, 15,000, say that again, may not have the required crew for the plane to take off meaning passengers could be stranded. truly enough to make passengers worry in the holiday season. american says they don t foresee flight cancellations. they have a couple of weeks to