RedactedNarrative: Two people were operating their PWC's on Nolin Lake.  Operator2 had their granddaughter on the PWC with her.  Operator1 stated that he was pulling up behind Operator2 to tell her something when she just stopped all of a sudden.  Operator1 had no time to react and ran up onto Operator2' PWC as well as her back.  This resulted in all riders being thrown from their PWC's. v2 occupant was positioned in front of Operator2 and did not sustain any injuries but Operator2 was complaining of back and neck pain.  Operator2 was transported by Edmonson Co EMS to a medevac unit that transported her to UL hospital.
  
  Witness who witnessed the accident and helped get Operator2 to shoe, stated that Operator2 abruptly stopped and Operator1 was so close he couldn't avoid running over Operator2.
  
   