As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) ON DEPARTURE, A SCREECHING SOUND WAS HEARD FROM #1 ENGINE, SINCE ALL ENGINE PARAMETERS WERE NORMAL THE FLIGHT CONTINUED. AFTER LANDING AND ENGINE SHUTDOWN SUBSTANTIAL DAMAGE WAS OBSERVED TO THE FAN. FURTHER INSPECTION REVEALED DAMAGE ALSO TO THE STATOR AND THE T1 SENSOR. THE #1 ENGINE WAS REMOVED FOR REPAIR. THE CAUSE OF THE FOD WAS NOT DETERMINED. IT WAS NOT A BIRD STRIKE AND ALL THE FASTENERS WERE ACCOUNTED FOR.