As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) IN CRUISE, THE WASHROOM SMOKE DETECTOR ALARM SOUNDED AND A SLIGHT ODOUR OF OIL IN THE CABIN WAS NOTICED. POST FLIGHT INSPECTION REVEALED A VIBRATION IN THE CONTROLS DURING ENGINE START. UPON ENGINE REMOVAL, TWO LP TURBINE BLADES WERE FOUND TO BE FRACTURED AT MID-SPAN.