“'Very important' Learjet piece found miles from impact site in Florida – what we know”

Key points

• Nine people aboard a Learjet 60 were killed in Cresthaven, Florida.
• The flight was en route from Austin, Texas to the Bahamas when it crashed.
• Investigators found the left elevator in three pieces up to 3.8 miles away.
• Audio indicated a mayday call and a descent rate of 20,000 feet per minute.
• Cause remains under investigation; analysts weigh whether tail component detached before or during the dive.