The gunman sped away from the scene and has not been caught. Police have not released a description of the getaway vehicle, which was last seen heading down Flat Shoals Road.
Police were interviewing witnesses, Lavigne said.
Authorities are investigating if the incident is related to two shootings that injured two drivers in southwest Atlanta earlier in the day.
“It’s still preliminary, so it may not prove to be true,” Atlanta police Chief Erika Shields said, “but we absolutely are coordinating with DeKalb County to either confirm or dispel that theory.”
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