As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT 99 DIVERTED, DURING CLIMB OUT PASSING 18000 FT THE RIGHT ENGINE COMPRESSOR STALLED. A YAWING MOVEMENT AND LOUD BANG WAS HEARD. FIRST OFFICER DECLARED EMERGENCY. PARAMETERS REMAINED NORMAL FOR DURATION OF FLIGHT, NORMAL LANDING. REPLACED VSV ACTUATOR AND EEC. SYSTEM OPERATION IS NORMAL.