On June 29, 1980, 27-year-old Donald Willis was found with a gunshot wound near 19th Street and Platte River Drive in Denver. He was taken to a hospital but died of his injuries on July 9, 1980. Investigators determined his death was a homicide.

Willis, described at the time as a transient who had briefly lived at the Raylene Apartments, was discovered on a bike path in the early morning hours. The circumstances that led to the shooting and any motive remain unclear. No arrests have been announced and no suspects have been publicly identified; the case is listed as cold and remains open.

Did anyone in Denver around 19th Street and Platte River Drive that June morning see something that could help explain what happened to Donald Willis?