A Learjet crashed in Florida, killing both pilots. The co-pilot, Nathalia Gadelha Filgueiras, declared an emergency as the plane descended rapidly. Her father, a pilot himself, listened to the final radio calls repeatedly. He described his daughter as "tough" despite the crash. The father, Allan Filgueiras, noted how she remained calm during the emergency. The plane fell straight toward the ground. The crash occurred on Sunday. The father expressed grief but defended his daughter's reputation. He said he marveled at her strength. The incident has raised questions about the flight's final moments. Authorities are investigating the cause. The father hopes to find answers in the recordings. The crash remains under review.