State police are investigating after a Kansas woman died Tuesday evening aboard an Air France flight to Boston.

Preliminary information suggests Barbara Dipoli, of Topeka, died of a presumed medical episode during the flight, officials said.

Air France passenger who died on Boston flight suffered heart attack, doctor intervened on board: ‘Air France regrets this sad event and expresses its sincere condolences’

Calling it “an unattended death” aboard the flight, Massachusetts State Police said someone called the Crime Scene Services Section about the death.

The individual fell ill shortly after the flight departed from Paris-Charles de Gaulle airport on Tuesday, and a doctor onboard was unable to rescue them.

Javier C. Hernández and Benjamin Malapris joined the conductor Daniel Harding as he piloted an Air France flight from Rome to Paris. On a stormy day more than 34,000 feet above Paris, Air France Flight 1205 prepared to make its descent. Flight attendants began checking seat backs and tray tables, and passengers groggily emerged from naps.