RedactedNarrative: Operator states she was driving the boat with two passengers on an inflatable tube behind.  She was turning back and fourth so that the tube would cut across her wake.  She states that she turned left and failed to turn right.  The tube came around the vessel to the front and was struck.  Both tubers sustained serious injuries.  One passenger required amputation to a leg and arm as well as suffering a fractured skull.  The other sustained serious lacerations.  Operator was under the influence of alcohol at the time of the accident.