Incident Details
Approximately 40 minutes into the flight, a passenger extended her seat back tray and discovered a threatening note. She promptly gave the note to a flight attendant, who informed the flightcrew of its contents. Upon receiving this information, the flightcrew declared an emergency and decided to divert to another airport. The aircraft landed without incident.
Evacuation
After landing, an emergency evacuation was conducted using the aircraft's emergency slides. During the evacuation, one passenger broke her ankle as she exited from the bottom of an emergency slide.
Aftermath
The passenger who broke her ankle was transported to a hospital, where she was treated for her injuries. After receiving treatment, she returned to the airport and continued on the flight.