RedactedNarrative: OPERATOR WAS TRAVELING SOUTHWEST AT APPROX 20MPH AND MADE A LEFT TURN CHANGING HIS DIRECTION TO EAST. PASSENGER DID NOT WANT TO HOLD ON TO OPERATOR OR GRAB BARS WHEN OPERATOR MADE TURN. PASSENGER WAS EJECTED OFF OF THE REAR STARBOARD SIDE. PASSENGER COLLIDED HEAD FIRST WITH WATER. PASSENGER WAS CHECKED BY A WITNESS WHO AN EMT AS A PRECAUTION. EMT SAID HE WAS FINE AND SHOWED NO SIGNS OF INJURY. APPROX 2 HOURS LATER PASSENGER COMPLAINED OF A HEADACHE AND ACCORDING TO WITNESSES SHOWED SIGNS OF A CONCUSSION. THE PASSENGER WAS TRANSPORTED TO YUMA REGIONAL MEDICAL CENTER FOR POSSIBLE HEAD INJURIES.AFTER SPEAKING WITH PASSENGER AT THE HOSPITAL HE STATED HE COULD NOT REMEMBER ANY EVENTS THAT TOOK PLACE AFTER BEING EJECTED. DOCTORS AIRLIFTED TO ST JOESEPHS HOSPITAL IN PHOENIX AZ FOR POSSIBLE FRACTURE AT THE BASE OF HIS SKULL. NO FURTHER INFORMATION.