As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) THE FLIGHT CREW REPORTED HEARING A LOUD BANG FROM THE NR 1 ENGINE AND LOSS OF THRUST. THE ACFT LANDED AND THE ENGINE WAS SHUTDOWN ON THE RUNWAY. MAINTENANCE HAS REPORTED FINDING DAMAGE TO THE POWER TURBINE, THE ENGINE WILL BE REPLACED.