As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 6414 - IAD-GSO - DURING TAXI FLT, AIRCRAFT RETURNED TO GATE DUE TO A/C WOULD NOT MOVE FORWARD ON TAXIWAY. MAINTENANCE INSPECTED AND FOUND RT MAIN TIRE BLOWN. MAINTENANCE REMOVED AND REPLACED RT MAIN TIRE AND BRAKE ASSEMBLY. OPS CHECK OK. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (M)