Erin Casey was a 17-year-old from Chicago, Illinois, who died on June 18, 2018. She was described as a young Caucasian female and was found with multiple injuries; investigators treated her death as a homicide and opened a criminal investigation.

Police identified and interviewed witnesses and analyzed forensic evidence as they searched for suspects. The account says the prosecution linked that suspect to the crime scene and Erin’s injuries.

The family and community are reported to have been devastated and demanding justice. What details do readers remember about Erin’s life, her last known movements, or anyone who may have information about the case?