The FAA announced the completion of a new system for tracking aircraft that relies mainly on satellites and GPS rather than radar. It will be mandatory by the year 2020. If that system had been in place for Flight 370, the job of finding the missing plane would have been much easier. Previous aviation safety advances were the result of past air disasters. Randi Kaye takes a look back.
Anderson Cooper goes beyond the headlines to tell stories from many points of view, so you can make up your own mind about the news. Tune in weeknights at 8 and 10 ET on CNN.
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