RedactedNarrative: On August 20th O1 and O2 were joy ridding on the inter coastal waterway in Hory County SC. O1 was in front of O2 when O1 decided to make a right turn around bouey marker 3 heading towards conway. O2 was not aware that O1 was making a turn and continued going straight. O2 struck O1 on the right side throwing him off the vessel. O1 was transported to Grand Strand Hospital for treatment on his injured shoulder.