CNN Wolf April 2, 2014 17:50:00
Going. it builds a little bit of a cocoon around an airplane. >> it's important to know where the plane is at all times and the altitude and the speed. why is it so easy to turn it off if you are a bad guy and you want to make sure the hijacker disappears, why do they make it so easy to turn it off? >> you have to look at it from the perspective of this doesn't happen very often. it's true and you have to have it accessible to the pilots. >> why? >> one, it's a method of communication to the ground unit and it's a method of having a problem on an airplane whether it's mechanical or a security ...
Source: archive.org