As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EN-ROUTE, CLT TO PHL. AFTER DEPARTURE, THE NR 1 ENGINE HAD A DOUBLE COMPRESSOR STALL, FOLLOWED BY AN IMMEDIATE EGT OVERTEMP. THE CREW FOLLOWED PROCEDURE AND SHUT DOWN THE NR 1 ENGINE. FLIGHT RETURNED TO FIELD CLT AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE FOUND TURBINE DAMAGE IN THE NR 1 ENGINE AND THAT IT WILL NOT TURN. THE NR 1 ENGINE WAS REPLACED. FURTHER ACTION PENDING.