WHILE LINING UP TO BEGIN A RECREATIONAL SAILING RACE, VESSEL A LINE BECAME ENTANGLED ON VESSEL B's SPINNACRE HOOK. CREW ABOARD VESSEL B MANAGED TO FREE ENTANGLED LINE PRIOR TO STARTING RACE. WIND UNEXPECTEDLY CAME UP AND FILLED VESSEL B's SAIL CAUSING VESSEL B's MAST BOOM TO SWING AND STRIKE VESSEL A's OPERATOR IN THE HEAD. VESSEL A's OPERTOR TREATED AND RELEASED FROM HOSPITAL FOR HEAD INJURY.
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