RedactedNarrative: Vessel #1 operator was driving the PWC with the victim riding on the back.  Operator1 was cruising along when she made a sudden left hand turn.  The operator of vessel #2 who was following behind could not stop in time to avoid hitting vessel #1 running into v1 occupant’s left leg and knocking her off and into the water.  She was able to be assisted back on and they brought her back to shore. V1occupant sustained a broken left femur.  No other injuries were reported.  Everyone was wearing a life jacket.