For years, Jarrett Hallcox and Amy Welch trained CSIs at the National Forensic Academy in Knoxville, Tennessee. Now they provide a glimpse into the real world of crime scene investigation, and the investigators themselves. Experience, through gripping text and photographs, eight gripping accounts of true crime from across the country: from the murky waters of the Puget Sound to the crumbling ruins of the Alamo and the grimy streets of the Big Apple, these are the real stories of the people who work behind the yellow tape.