Kobe Bryant died in a helicoper crash in Calabasas Sunday morning ... TMZ Sports has confirmed.
Kobe was traveling with at least 3 other people in his private helicopter when it went down. A fire broke out. Emergency personnel responded, but nobody on board survived. 5 people are confirmed dead. We're told Vanessa Bryant was not among those on board.
Eyewitnesses also tell us that they heard the helicopter's engine sputtering before it went down. The cause of the crash is under investigation.