CNN State of the Union July 7, 2013 13:03:00
Landing system or ils as they call it was out of service for this particular runway. the boeing 777 has a redundant system that can be used in this case and the visual flight. they also have the old-school red light, white light landing system that pilots can actually look off into the distance and see whether or not they're too high or too low. clearly the glide path into sto was wrong and that will be where a lot of this centers on. >> and certainly we're getting a lot more eyewitness information from the survivors and rescue crews. what have we learned since last we spoke? >> reporter: the ...
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