NTSB Investigates Fatal Learjet Crash in Florida

The National Transportation Safety Board has opened an investigation into the crash of a Learjet that killed all nine people on board in Florida. The aircraft slammed into the ground with enough force to create a crater and break apart before impact.

The jet was heading to the Bahamas when it encountered a thunderstorm. It descended from a cruising altitude of 41,000 feet to about 35,000 feet as it approached the weather system. The co-pilot told air traffic controllers that the plane was being thrown up and down more than 700 feet. She requested a different route, but the pilots continued toward the storm.

Investigators found pieces of the plane's elevator, a tail part that controls pitch, more than a mile from the main crash site. This finding confirms the aircraft began to disintegrate before it hit the ground. The team is currently searching for the cockpit voice recorder. NTSB member Tom Chapman said the recorder would provide key details about the pilots' interactions during the turbulence and ice formation. He noted that the board can still determine how the crash happened if the recorder is not found intact.

Heavy rain in Florida has slowed the collection of evidence. The crater filled with water, potentially hiding parts of the wreckage. Investigators had to remove a utility pole near the site to access the area. The NTSB has asked the public to report any plane parts they find.

The board expects to release a preliminary report in about a month. That document will describe the factual details of the crash but will not analyze the cause. A final report, which includes the probable cause, typically takes 12 to 18 months to complete. Complicated cases can take longer. The NTSB currently has more than 1,200 active investigations with a workforce of about 400 people.

John Cox, a retired airline pilot and aviation safety expert, questioned why the pilots descended as they approached the storms. He said staying at a higher altitude gives a better view of the weather. Cox noted that the plane steered around a larger storm cell but headed directly into a smaller, rapidly developing one. Investigators will review the plane's weather radar and other data to see if the pilots knew about that specific storm cell.

The NTSB will work with the National Weather Service and the Federal Aviation Administration to analyze the conditions at 35,000 feet. They will also review maintenance records and history for the aircraft. The board plans to interview officials from Upper Jets, the company that operated the flight. They will also speak with air traffic controllers and staff from the airport in Austin, Texas, where the plane departed.

Bystander videos and surveillance footage will help investigators understand the sequence of events. The NTSB may hold investigative hearings to question witnesses, a step it took after a UPS plane crash last year.

The NTSB can recommend changes to prevent similar crashes, but it cannot force those changes to be adopted. The responsibility for implementing recommendations falls to the FAA, the industry, and Congress. Those groups have historically ignored some recommendations, citing costs and complexity. It can take years to approve new rules even when officials agree with the board's suggestions.