>> that's correct, jon. and small airplanes have keys just like cars, but larger airplanes don't. they are in a secure area, and if you're in operations or in aircraft maintenance, you can absolutely start that plane by yourself. jon: and if you have the security badge that gets you where you need to be, it's pretty easy to walk into the cockpit and then from there it is all up to you; right? >> that's absolutely right, jon. and, you know, thousands of employees, airline employees all over the united states, all over the world that do the right thing every day, and this is a very small percentage, but you can see where just one rogue employee can really make a bad day for many people. jon: it's pretty clear that this guy took off not ever intending to land. there's a moment where the air traffic controllers are pointing out the runway at a big military