Vessel #1 was out on Flaming Gorge Reservoir in the Horseshoe Canyon area.  The vessel operator was pulling a tube occupied by 3 people behind the boat,  The tube rolled over a wave ejecting all 3 of its occupants into the water.  All 3 occupants were pulled into the boat and one subject collapsed in pain on the floor of the boat.  subject fractured her lower lumbar.
Dutch John