As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT ENGINE OIL PRESS, CAS MESSAGE ON THE START OF THE DESCENT A RED, LT ENGINE OIL PRESSURE, CAS MESSAGE POSTED ON EICAS. CREW BROUGHT LT ENGINE BACK TO IDLE AND FOLLOWED THE AFM PROCEDURES. CREW KEEP AN EYE ON THE ENGINE OIL PRESSURE. WHEN OIL PRESSUE DROPPED TO 17 PSI. CREW ELECTED TO SHUTDOWN ENGINE. LANDING WAS UNEVENTFUL.