As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMB OUT THE CREW HEARD A LOUD BANG FROM THE LH ENGINE WHICH THEN HAD AN UNCOMMANDED SHUTDOWN. THE PROP FEATHERED AS IT SHOULD, THE CREW DECLARED AN EMERGENCY AND LANDED BACK IN BUF SAFELY. AFTER LANDING THE CREW INSPECTED THE LT ENG FOR SIGNS OF FOD INTAKE NONE WAS NOTED BY THE CREW.