Detailed text transcripts for TV channel - MSNBC - 20140324:00:24:00
Air traffic control system, the burden of maintaining separation between commercial aircraft fell mainly on pilots. they kept their distance using what's called visual flight rules, otherwise known as see and be seen. >> think of it as driving your car. you avoid traffic by seeing it and not putting your car where there's another car. the airplane works in visual flight rules the same way. >> see and be seen is a catastrophic failure in two deadly collisions between the same two airlines, twa and united. the first crash is over the grand canyon on june 30th, 1956. >> these two pilots were havi...
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