Jay Nieves, a 21-year-old from Buffalo, New York, was shot and killed on May 27, 2011. His death was part of a broader trend of gun violence in the city during that time. Despite efforts from the community and law enforcement, Nieves' homicide remains unsolved, joining numerous cold cases in Buffalo that continue to haunt the city. Authorities have since employed various forensic methods to try and solve such cases, but his murder remains a tragic mystery.