RedactedNarrative: Victim was water tubing near Fontana Beach at approximately 7:15pm when he fell off after hitting a wave.  Passenger indicated when she looked back victim was floating face down for what she thought was approximately 2 seconds when she yelled to victim if he was ok.  Victim then lifted his head out of the water and gave the thumbs up to which passenger assumed he was ok.  Victim then swam to the boat boarded and operator drove them back to the boating launch.  While passenger and victim wee driving back to their home in Harvard around 9:15pm she realized that victim was going in and out of consciousness.  It was at this time she turned the vehicle around and started heading towards Mercy Walworth Hospital when victim became unresponsive.  Passenger then proceeded to pull the vehicle over and called 911.  Victim was transported via ambulance to Mercy Walworth Hospital.