I read somewhere years ago of panic ensuing when a pilot greeted a colleague on the radio with "Hi, Jack". Whether it happened for real or not, the idea of a si

I read somewhere years ago of panic ensuing when a pilot greeted a colleague on the radio with "Hi, Jack". Whether it happened for real or not, the idea of a simple word causing fighter jets to scramble is just crazy although fully understandable in the world post 9/11.