Matthew L. Appleton was 23 and from Milwaukee, Wisconsin when he was killed on September 1, 2021. His death was ruled a homicide; he died as a result of gun violence in Milwaukee.

The exact time and location of the shooting, the circumstances that led to it, and any possible motive have not been reported. An obituary from a local funeral home confirmed his death and gave family an opportunity to grieve but did not include investigative details.

If anyone knew Matthew, witnessed the shooting, or has information about what happened on September 1, 2021, please come forward to assist the inquiry.