Hartsville Public Information Officer Donald Quist tells NewsChannel 15 police arrested Johnathan Reed, 21 and his brother, Joshua Reed, 22, in for Tuesday's deadly shooting at a Hartsville Park.
Quist says the men are charged with murder.
Wednesday afternoon, Milton Hunter, 18, was sitting on a bench at Pride Park on Sixth Street with friends when he was shot in the head.
Hartsville Police Chief James Hudson says it's believed two men got out of a car, walked up to Hunter and shot him.
Darlington County Coroner Todd Hardee says Hunter died from injuries suffered in the shooting.
Chief Hudson says they found the car seen leaving the scene and have processed it for evidence.
We will have more information on the shooting as it becomes available.