As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING SHORT FINAL, FLIGHT ATTENDANTS NOTICED A BLUE HAZE IN CABIN. THE FLIGHT CREW SELECTED APU AIR AND HAZE DISSIPATED. ENGINE #3 OIL LEAK FROM #1 BEARING SEAL. ENGINE CHANGED. IT IS SUSPECTED THAT OIL LEAK IS FROM COMPANY CAMPAIGN TO CHANGE OIL FROM EXXON 2380 TO CASTROL 5000.