What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
(-23) Witnesses reported that the helicopter was hovering (approx 100' AGL) during an external load operation when "white smoke" was seen emanating from the helicopter. It descended to the ground, impacting the ice hard. The tailboom was separated from the helicopter. The second crewmember was the sling load observer. All dates and times are local CST. Antarctica time is 19 hours ahead of CST.
As the FAA filed it
(-23) WITNESSES REPORTED THAT THE HELICOPTER WAS HOVERING (APPROX 100' AGL) DURING AN EXTERNAL LOAD OPERATION WHEN "WHITE SMOKE" WAS SEEN EMANATING FROM THE HELICOPTER. IT DESCENDED TO THE GROUND, IMPACTING THE ICE HARD. THE TAILBOOM WAS SEPARATED FROM THE HELICOPTER. THE SECOND CREWMEMBER WAS THE SLING LOAD OBSERVER. ALL DATES AND TIMES ARE LOCAL CST. ANTARCTICA TIME IS 19 HOURS AHEAD OF CST.