• NBA legend Kobe Bryant's helicopter crashed on Sunday morning, killing Bryant, his daughter, and seven others on board.
  • The National Transportation Safety Board and Federal Aviation Administration are investigating the crash.
  • Here's everything we know about the crash, and all the unanswered questions that remain.
  • Visit Business Insider's homepage for more.

Retired NBA star Kobe Bryant was killed in a helicopter crash in Calabasas, California, on Sunday morning.

His Sikorsky S-76 private helicopter, a model known for its safety record and VIP clientele , crashed into a hillside after flying in heavy fog conditions around 9:45 a.m. local time.

All nine people on board including Bryant's daughter Gianna, known as Gigi, members of her basketball team, and baseball coach John Altobelli died in the crash.

The National Transportation Safety Board (NTSB) and Federal Aviation Administration (FAA) are investigating the crash. Part of the NTSB's investigative "Go Team" arriving at the scene Sunday morning, a NTSB spokesman told Business Insider on Monday.

Here's everything we know and still don't know about the crash.

See the rest of the story at Business Insider

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SEE ALSO: Here are the 9 victims of the Calabasas helicopter crash that killed Kobe Bryant and his daughter

READ MORE: Kobe Bryant was famous for using his Sikorsky S-76 private helicopter, a type that has a strong safety record