Nickajack Park, which is just outside the Mableton city limits, includes several baseball fields, tennis courts and a basketball area. It meets with Nickajack Creek and is directly behind the Lindley 6th Grade Academy.

Delk did not say what may have led to the shooting.

“Current information indicates that this was an isolated incident and not a random shooting,” Delk added.

No details on the suspect were provided, but officials confirmed no one was in custody.

— Staff reporter Cassidy Alexander contributed to this article.