Demontevius Collins, a 22-year-old Black man from the Atlanta area, was killed on February 12, 2015. His death is recorded in an obituary and in online cold-case and homicide databases that tie the file to the Atlanta Police Department.

What survives publicly is limited: Collins’ name and the date of his death sit in the city’s larger ledger of unsolved homicides, while many personal details and the circumstances of his final hours are not present in the accessible listings.