Police in South Fulton are looking for a gunman after a man was fatally shot at a gas station Tuesday evening.

The 23-year-old victim was found dead just before 7 p.m. inside a car parked at a Chevron at the corner of Old National Highway and Flat Shoals Road, police spokesman Lt. Jubal Rogers confirmed to The Atlanta Journal-Constitution.

Investigators on the scene determined he had been shot in the chest.

Police are working to determine a motive. No arrests have been made in the case.

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