RedactedNarrative: On 06-19-14 at approximately 1903 hours an unmaned stand up jet ski crashed into a personal watercraft (vessel 2). 
  
  Vessel 1 the stand up jet ski had a mechanical failure causing the throttle to stick. The male on vessel 2 attempted to control vessel 1 by reaching out for it. Vessel 1 struck vessel 2 throwing the driver of vessel 2 off of his PWC. 
  
  
  The male attempted to swim back to the shore but went under the water before he could reach the dock. 
  The male was pulled from the water to the shore line. 
  
  Bullhead City Fire Department transported operator2 to Western Arizona Regional Medical Center. 
  operator2 was pronounced deceased at the hospital, cause of death was unknown, pending autopsy. 
  
  
  
  Nothing further.