Detailed text transcripts for TV channel - CNN - 20110414:16:05:00
Incoming aircraft. what's unclear is whether this is started to happen all of a sudden or if these incidents were happening all along and we didn't happen to find out about it. we're trying to get to the bottom of that. >> there are some airports where folks told us they don't have anybody in the control towers late at night. how important is it to have somebody directing traffic, if you will, from a tower? >> it depends how big the airport is, how busy it is, how complex the airspace is. there are some airports that don't have any air traffic control facility whatsoever. the pilots from the p...