As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) AIRCRAFT RETURNED TO BASE AFTER FLIGHT. PILOT, IN THE PROCESS OF SHUTTING DOWN ENGINES, DISCOVERED THE LEFT ENGINE WOULD NOT RESPOND TO MIXTURE CONTROL MOVEMENTS. MAINTENANCE INVESTIGATED, NOTED THAT THE MIXTURE CABLE FOR THE LEFT ENGINE WAS BROKEN. THE INNER CABLE SEPERATED JUST AFT OF THE SWAGED END FITTING WHERE THE CABLE ATTACHES TO THE MIXTURE CONTROL LEVER.