It’sharderandhardertogetawaywithmurder.Today, detectivesareconvictingmorecriminalsthaneverbefore, thankstoforensicscience.Fingerprints, bones, eveninsectsarenowformsofindisputableevidence, butthatwasn’talwaysthecase.Revisithistory’sdramaticmurdercasesandseehowforensictoolsarechangingcrimesolving.1.火...