Operator stated she swung tube (with two occupants on tube, behind her vessel) towards shore and tube struck dock, causing injury to occupants on tube.  Both riders transported to Mercy Hospital in Cadillac. One tube rider had fractured pelvis, the youngest (9).  The other tube rider was checked out and released, and had no injuries (he was 14), according the the operator of Vessel #1, father of 9-yr old girl.
Caldwell Township             