give up caring how they look or how they act. there are some signs of that. but you know i'd like to crate or correct the misperception, the criminal investigation or the possibility of terrorism or crime or suicide is something that the authorities start with right at the beginning. they don't wait until other things are ruled out. because other things might not be ruled out for months or even years. so that goes on simultaneously until the facts determine that it shouldn't be. then they can rule it out and say okay for sure now we know this was a mechanical problem. but they can't wait to start the criminal investigation until that's a certainty. >> richard there seems to be a discrepancy, not a discrepancy, a big difference between the amount of experience the pilot had and the co-pilot had. one had 6,000 hours of flight experience and the other had 600 hours of flight experience. does that mean anything? >> it means nothing. everybody has to start somewhere. and you would expect to see a junior you would expect to see a very junior -- and it is 650