Adelmo Tolentino Menjivar was fatally stabbed in the early hours of March 9, 2010, in the 3500 block of 14th Street NW in Washington, D.C. The Metropolitan Police Department responded and immediately classified the death as a homicide, with the fatal wound occurring at approximately 2:36 am.

More than a decade later the case remains open and unsolved. No arrests have been announced and no suspects have been publicly identified. Authorities have not released a motive or detailed circumstances of the stabbing, and the investigation is still active.

If anyone was in the 3500 block of 14th Street NW around 2:36 am on March 9, 2010, or has information that could help investigators, please come forward.