Albert Davis, 31, gave the gun to the boy on Tuesday and told him to chase Timothy Johnson, 24, around the yard of the Warrenville, S.C., home, authorities said.
The gun went off in the child’s hands, and a bullet struck Johnson in the chest, according to Sgt. Stephen Shunn of Aiken County Sheriff’s department.
Police are still investigating why Davis gave the child the gun and whether Davis was angry at Johnson, Shunn said.
Court and jail records did not indicate if Davis had an attorney