A top executive for the company which built the flight data recorder aboard Air France Flight 447 says he hopes his firm's 100 percent recovery record from air accidents will be maintained despite concerns the device may be lost at the bottom of the Atlantic Ocean.
Although some debris has been retrieved, air crash investigators remain in the dark about what caused the airliner to plunge into the sea off the coast of Brazil with 228 people onboard earlier this month. The wreckage is believed to be about 4,500 meters (15,000 feet) deep, amid underwater mountains and mixed in with tons of sea trash.
A French nuclear submarine and other vessels are searching for the flight data recorder by attempting to trace its locator beacon, which sends acoustic pulses, or "pings," to searchers. Read full article »