There has been a shooting at Townville Elementary School in Townville, South Carolina.
According to a sheriff's spokesman who spoke briefly to reporters, there is a teenage shooter in custody, a teacher has been taken to a local hospital, and 2 students were airlifted to a pediatric trauma center nearby.
More details as they are available. There is a live stream of the scene here.
Update:
According to officials, an adult was found dead approximately 3 miles from the school, and police believe that shooting is linked to this one.
Update 2:
According to reports, one 6-year old child is in critical condition, another 6-year old child and the teacher are at a different hospital in good condition.