• A Learjet 60 crashed in Florida, killing all nine on board.
• Co-pilot Nathalia Filgueiras, 20, was a licensed pilot and flight instructor.
• The cause of the crash is under investigation by the NTSB.
• Nathalia's father, Allan Filgueiras, remembered her love of flying.

The crash may indicate the need for increased scrutiny of private aviation safety protocols, which could lead to changes in regulatory oversight and industry practices. The incident suggests that weather conditions and aircraft maintenance may have played a role, which could impact the development of new safety guidelines.