As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 6466 - PHF-IAD - DURING TAXI AT GATE, LOUD CRUNCHING SOUND FROM LANDING GEAR WAS HEARD. AIRCRAFT WENT TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTION LANDING GEAR SYSTEM AND FOUND LEFT MAIN WHEEL BEARING HAD FAILED. MAINTENANCE REMOVED AND REPLACED LEFT MAIN LANDING GEAR. MAINTENANCE PERFORMED GEAR SWING AND TAXI CHECK, OPS CHECK GOOD. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (M)