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

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

According to the Massachusetts State Police, 53-year-old Barbara Dipoli of Topeka, Kansas, was a passenger on an Air France flight from Paris to Boston when she suffered a medical episode during the flight. The episode resulted in her untimely passing. The Office of the Chief Medical Examiner will determine the exact cause and manner of 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.

A passenger who died mid-flight on board an Air France flight to Boston on Tuesday fell ill after departing from Paris-Charles de Gaulle airport, the airline said in a statement to NBC Boston. A doctor on board flight AF334 attempted to save the passenger’s life,

Massachusetts State Police are investigating an unattended death that occurred aboard an Air France flight traveling from Paris to Boston.