we heard from scott jon scott that this is the vfr corridor.or those just joining us for coverage of the story explain what that is because it has to do with away pilots look around and whether they are using their estimates or their eyeballs to see what other traffic is in the area, right? >> you are right. a fixed wing aircraft taking off from teeterboro aircraft like the jerky did, would be on the tower frequency, within the class, take off and would say they're heading over to the vfr corridor, they would get a frequency change. at that point they're supposed to switch over to the common air-to-air frequency which is one to 3.05 and they would listen for traffic and also watch. that's the vfr corridor is visual flight rules. that means that you use visual flight rules and by that i mean watch outside, keep your eyes open. don't hit other aircraft. and that's what you're supposed to be doing. >> rick: here's my question, bob. we have talked about the different blind spots in these aircraft and how sometimes the placement of the sun can get i