Image: Sumter County Sheriff's Office Sumter, SC (WOLO) — The Sumter County Sheriff’s Office continues investigating the death of nine year old Gregory Deron Robinson and now authorities are hoping a reward will help them catch the gunman responsible for taking the young boy’s life. While investigators say they have been able to gather a lot of evidence and are in the process of following several leads, they still need the help of the public. Authorities say a $10 thousand dollar reward is now being offered for information that leads to the arrest of the person responsible. I foyu have any information that can help deputies you are asked to contact  the Sumter County Sheriff’s Office at 803-436-6275 or 911. You can also provide information while remaining anonymous by calling crimestoppers at 1-888 CRIME-SC, or by going to website www.p3tips.com and by downloading and use the “P3” mobile app. Categories: Local News, News, Sumter