On 05-27-11 at approximately 1606 hours, two personal watercraft were south bound on the Colorado River in front of Buckskin Market (Buckskin State Park, Parker Arizona). Vessel #1 had a passenger on board, vessel #2 was operator only. All subjects were wearing personal floatation devices.Both vessels were traveling approximately 20-25 MPH. Vessel #2 was to the left and behind vessel #1 when vessel #1 made a sharp left turn in front of vessel #2. The operator of  vessel #2 let off throttle (causing loss of steering) and struck vessel #1 on the left side. All three occupant were ejected into the water.  The operator of vessel #2 was uninjured. The passenger of vessel #1 was treated on scene for minor injuries and released, the operator was flown to the hospital with serious injuries.
Parker, AZ                    