What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
Narrative: en-route bgr-bos, aircraft experienced left ac generator failure. On short final approach into bos, during landing flare, the crew heard a sound and saw smoke coming from the left engine. Aircraft landed and stopped. Crew performed emergency shutdown procedures per checklist and discharged both fire bottles into the left engine. Crew performed emergency evacuation through right forward emergency door. There were no injuries and there was no smoke in the cabin. This incident is closed.
As the FAA filed it
NARRATIVE: EN-ROUTE BGR-BOS, AIRCRAFT EXPERIENCED LEFT AC GENERATOR FAILURE. ON SHORT FINAL APPROACH INTO BOS, DURING LANDING FLARE, THE CREW HEARD A SOUND AND SAW SMOKE COMING FROM THE LEFT ENGINE. AIRCRAFT LANDED AND STOPPED. CREW PERFORMED EMERGENCY SHUTDOWN PROCEDURES PER CHECKLIST AND DISCHARGED BOTH FIRE BOTTLES INTO THE LEFT ENGINE. CREW PERFORMED EMERGENCY EVACUATION THROUGH RIGHT FORWARD EMERGENCY DOOR. THERE WERE NO INJURIES AND THERE WAS NO SMOKE IN THE CABIN. THIS INCIDENT IS CLOSED.