As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING FLAP EXTENSION, FLAPS STOPPED AT APPROX 9. THE FLIGHT WENT AROUND AND COMPLETED TRAILING EDGE DISAGREE CHECK LIST, ALTERNATE EXTENSION TO 15. FLAPS WOULD NOT EXTEND BEYOND 9 WITH NORMAL EXTENDING. THE FLIGHT DECLARED AN EMERGENCY AND LANDED WITHOUT FURTHER INCIDENT. REPLACED RIGHT FLAP POSITION TRANSMITTER. OP CHECK OK IAW MM 27-58-01. THE FLIGHT WAS GROUNDED.