RedactedNarrative: OPERATOR HAD PULLED UP TO A GRAVEL BAR TO LET HIS DOGS PLAY. ONE OF THE DOGS SWAM DOWN RIVER AND GOT SWEPT AWAY BY THE CURRENT SO THE OPERATOR LAUNCHED V1 TO SAVE THE DOG. THE RIVER CURRENT SWEPT HIM AGAINST A DOWNED TREE PINNING V1. V1'S STARBOARD STERN TIPPED DOWN AND FILLED WITH WATER CAUSING V1 TO CAPSIZE. OPERATOR WAS ABLE TO CLING TO A LIMB UNTIL HE WAS RESCUED BY CADDO VALLEY FD.