As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE NR 2 ENGINE WAS SHUT DOWN DURING CLIMB-OUT DUE TO EXCESSIVE VIBRATIONS. INITIAL FINDS DURING TEAR DOWN INDICATE THAT SEVERAL BLADES SEPARATED FROM THE NR 3 L.P.T. THIS CAUSED SEVERE VIBRATIONS THAT, IN TURN, CAUSED THE N2 SECTION TO RUB.