Yamoussa Toure, 26, was found dead in a parking lot in front of 1734 Birchcreek Lane in Columbus, Ohio, on December 21, 2014. Police received a call at about 7:17 a.m.; when officers arrived they found Toure unresponsive, and Columbus Fire Medic #6 pronounced him dead at 7:27 a.m.

The circumstances of his death remain unclear and the case is unsolved. The Columbus Police Department is investigating and the case has been included in the city’s efforts to solve cold cases. Authorities are asking anyone with information to contact the Columbus Police or submit tips through Crime Stoppers.

If anyone saw activity around Birchcreek Lane that morning or has information about Toure’s death, please come forward.