On October 6, 2021, 25-year-old Diamante Nicholson was fatally shot while sitting in a car on Walk Hill Street in the Mattapan neighborhood of Boston. Police responded to the scene around 10:55 p.m.; ShotSpotter recorded as many as 25 rounds fired at the location. Nicholson was taken to a hospital and later pronounced dead. The Office of the Chief Medical Examiner ruled the death a homicide.

Boston police publicly identified Nicholson in the days after the shooting and asked the community for help, but there have been no publicly announced arrests or named suspects. The case is listed among the city’s unsolved 2021 homicides and remains open.

If anyone was in the area that night or has information about what happened on Walk Hill Street, please come forward.