The Coroner's Office has identified Christopher Hunter Todd, 20, of Pickens, and Zeta Darnell Fling, 17, of Seneca, as those killed.
Seneca police officer located Todd and Fling with gunshot wounds on Sunday night. Todd died at the scene, and Fling died while being transported for medical care, according to an emailed release from the Coroner's Office.
The Seneca Police Department Criminal Investigative Division is investigating the incident.
Check back for more on this developing story.
Tamia Boyd is a Michigan native and covers breaking news. Email her at tboyd@gannett.com and follow her on Twitter @tamiamb.