Lagatar24 Desk New York: The helicopter crash that killed six people, including a senior executive of Siemens AG and his family, in the Hudson River has raised serious safety concerns after federal investigators revealed that the aircraft was not equipped with a flight data recorder or cockpit voice recorder. Helicopter Was On Eighth Sightseeing Trip Of The Day According to the National Transportation Safety Board (NTSB), the Bell 206 L-4 helicopter had already completed seven sightseeing trips before it plunged into the Hudson River shortly after takeoff on Thursday. The aircraft was operating its eighth trip when the tragic incident occurred near Jersey City, New Jersey. No Flight Or Voice Recorder Onboard The NTSB confirmed in its latest investigative update on Saturday that the helicopter lacked essential safety devices such as a cockpit voice recorder or flight data recorder. No onboard video or camera devices have been recovered from the crash site either.