Cars have Global Positioning System devices to pinpoint where drivers are when they get lost, so why can't GPS be used to locate the exact position of planes when the worst happens?
It took search and rescue teams over 30 hours to locate the wreckage of the Air France plane that crashed in the Atlantic on Monday. It appears that the aircraft's onboard GPS system was little help to rescuers in the mission.
Although details of Air France flight 447's fate remain uncertain, in some air accidents, this critical time could mean the difference between life and death for any survivors. Read full article »
CNN's Brandon Griggs and Emanuella Grinberg contributed to this story.