Christopher Riddick, a 28-year-old African-American man, was killed on July 11, 2007, at 2760 N 24th Street in Milwaukee. The death is classified as a homicide, but the cause of death has not been released publicly and no suspect identity is known.

The case remains open with the Milwaukee Police Department. Investigators have described the investigation as cold, noting that credible leads have been exhausted and authorities continue to seek information that could shed new light on what happened that July day.

If anyone has information about Christopher Riddick, his movements that day, or the area around 2760 N 24th Street in July 2007, please contact the Milwaukee Police Department.