NTSB investigates fatal Learjet crash in Florida

The investigation will examine the factors behind a fatal aviation accident and could lead to safety recommendations for future flights, though the NTSB lacks the authority to mandate regulatory changes.

• •A Learjet carrying nine people crashed in Florida after encountering a thunderstorm, resulting in no survivors.
• •Pieces of the elevator, a key part of the tail, were found more than a mile away from the main crater, confirming the plane began breaking apart before impact.
• •The co-pilot reported the aircraft being thrown up and down more than 700 feet while asking air traffic controllers for an alternate route.
• •The NTSB is searching for the cockpit voice recorder to determine what the pilots discussed as they lost control.
• •A preliminary report detailing initial factual findings is expected to take about a month.
• •The complete investigation and final report are expected to take 12 to 18 months or longer.
• •Investigators are examining weather conditions, maintenance records, air traffic control communications, and surveillance or bystander videos.
• •The flight descended from a cruising altitude of 41,000 feet down to 35,000 feet before heading toward a rapidly developing storm cell.
• •The NTSB issues safety recommendations but lacks the authority to require regulators or the aviation industry to implement them.