On July 9, 2016, 50-year-old John Field was shot and killed while walking his dog near 1st Avenue and Broadway in Denver, Colorado. Despite efforts to identify the perpetrator, the case remains unsolved. Field's death is one of many unresolved homicides in Denver, and his family has continued to seek justice. Authorities have urged anyone with information to come forward to help solve the case, highlighting the emotional toll on families of victims involved in cold cases like this.