Explore the challenges of cold case investigations and their impact on evidence analysis and integrity in this 21-minute video. Gain insights into significant cold cases and their forensic investigative processes that led to miscarriages of justice. Learn from Tracy Alexander's expertise as she highlights the complexities involved in solving long-standing criminal cases and the importance of forensic science in uncovering the truth. Discover how advancements in forensic techniques can potentially reopen and resolve cases that were previously considered unsolvable.