As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING AN ATTEMPTED ENGINE START, THE CREW HEARD AN UNUSUAL SOUND. THE START ATTEMPT WAS ABORTED AND MX WAS ALERTED. A BRIEF VISUAL INSPECT REVEALED THAT A PORTION OF THE FWD SECTION OF THE DRIVE HSG WAS FRACTURED AND LAYING IN THE COWL. THE STARTER WAS REPLACED AND THE NEXT START WAS UNEVENTFUL. FURTHER VISUAL EXAMINATION OF THE DAMAGED STARTER DID NOT REVEL A REASON FOR THE DAMAGE.