As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) AT FL180 DESCENDING, TWO HEAVY NOISES WERE HEARD FROM NR 2 ENGINE. THE ITT RAISED UP TO 900C THEN DROPPED CONSTANTLY AND THE TORQUE WENT DOWN TO ZERO. THE POWER LEVER WAS MOVED WITHOUT ANY EFFECT. THE ENGINE WAS THEN SHUTDOWN IAW CHECK LIST. AN UNEVENTFUL SINGLE ENGINE LANDING WAS PERFORMED. DURING THE ON-GROUND ENGINE INSPECTION NO OBVIOUS DAMAGE WAS FOUND.