It'sharderandhardertogetawaywithmurder.Today,detectivesareconvictingmorecriminalsthaneverbefore,thankstoforensicscience.Fingerprints,bones,eveninsectsarenowformsofindisputableevidence,butthatwasn'talwaysthecase.Revisithistory'sdramaticmurdercasesandseehowforensictoolsarechangingcrimesolving.
1.遗传指纹分析(DNAProfiling)
2.指纹(Fi...