In 1964, three civil rights workers were killed in Neshoba County, Mississippi. The subsequent investigation stretched out for over 50 years before it was finally closed in 2016. This book focuses on the professionals who worked the 1964 freedom summer investigation, from the discovery of the bodies to the hard-fought convictions. Sidebars offer step-by-step explanations of the scientific and legal processes involved in the investigation. Students will be amazed to learn how forensic study reveals clues in the tiniest bits of evidence. An annotated bibliography is included, providing readers with additional age-appropriate sources.