The National Transportation Safety Board (NTSB) has released its final report on the helicopter crash that occurred on December 19, 2023, tragically resulting in the deaths of a 6ABC pilot and photographer. The comprehensive investigation, however, was unable to pinpoint the exact cause of the accident.

Investigation Findings

Investigators meticulously examined various factors, including weather conditions, the helicopter's performance, and the pilot's medical background. The report found no evidence of mechanical failure, malfunction, or bird strike. Weather conditions were deemed favorable with good visibility and no significant precipitation.

The NTSB noted that the helicopter deviated from its flight track about three minutes before the crash and began a descent from approximately 1,000 feet within a minute. Other air traffic was not identified as a contributing factor to the incident.

Pilot's Medical History

The pilot, identified as Mr. Smith, had a history of experience in the Philadelphia news industry. The report acknowledged his medical history, which included prediabetes and high blood pressure, for which he was taking medication. He had taken metformin for blood sugar control and medications for blood pressure, including hydrochlorothiazide, which contained an impurity that could potentially increase sleepiness.

While the NTSB considered the possibility of pilot incapacitation or falling asleep, the report concluded there was insufficient medical evidence to establish whether the pilot was incapacitated or the specific reason for it. The flight path was noted as being consistent with such possibilities.

Conclusion of the Report

Ultimately, the NTSB concluded that the crash was caused by the helicopter's gradual descent and subsequent impact with the terrain. However, the precise reasons for this descent remained undetermined.

The investigation involved a detailed examination of the wreckage, analysis of the flight data recorder, and a review of the pilot's medical history and medications. Despite the thoroughness of the investigation, the definitive cause of the crash remains elusive, highlighting the complexities in aviation accident investigations, particularly when potential medical factors are involved.