Discover the vital clues, the crucial evidence, the lucky breaks, the chases, the painstaking detective work, the unlikely heroes that led to the capture of serial killers such as "The Good Nurse" poisoner Charles Cullen, finally detected by a young colleague; Yorkshire Ripper Peter Sutcliffe, revealed by false license plates; Night Stalker Richard Ramirez, spotted by a 13-year-old boy; Hotelier of Death H. H. Holmes, apprehended selling his victims skeletons. 272 pages pb