RedactedNarrative: On 9-28-21 at approximately 7:15 AM Opeartor and his Grandfather  were fishing in Louthers lake in Darlington county SC. While fishing grandfather clamp on boat seat failed and came loose from the vessel. When this happened he fell overboard. Knowing his Grandfather could not swim Operator jumped in to rescue his Grandfather and managed to get him back to shore. After getting back to shore he could not contact 911 on his mobile phone because it was soaked. Because of this Operator left his Grandfather at the scene to get help out by Georgetown rd. After flagging down a passer by Operator was able to contact 911 while returning to his Grandfather. After returning to his Grandfather Operator noticed his Grandfather was no longer breathing and began chest compressions as instructed by a 911 dispatcher. After EMS and coroners office personnel arrived Operator was pronounced dead at the scene.