Crime Investigation History

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Someone somewhere has been murdered, leaving behind a grieving mother and father, devastated brothers and sisters, and possibly now parentless child/ren. According to the Federal Bureau of Investigation, nearly 40 percent of homicides go unsolved nationwide each year, and 6,000 American killers get away with murder. DNA (Deoxyribonucleic acid) are molecules present in a living organisms that carry genetic information. DNA testings’ such as hair follicles, skin cells, finger prints, sperm/semen, urine, and blood cells have been used to solve cases since only 1986. The use of testing has helped solve numerous cases that could have gone unsolved without the growing DNA technology databases. Crime is inevitable and has been happening since the beginning of times. The history of crime scene investigations can be tracked all the way back to prehistoric times, where early men pushed their hands into clay to preserve identification. Looking throughout history, the evolution of crime…show more content…
Mr. Andrews was caught on the basis of DNA fingers in blood that matched his semen as well. He was just only 24 years old when he committed the heinous act to 27 year old, Nancy Hodges, from Orlando, Florida, just one of his many victims. On May 9, 1986 Tommie broke into her home, stabbing her then raping her three times at knife point then stealing her purse as he exited. Almost a year later on February 22, 1987 he attacked again, beating, slashing and raping an unnamed 27 year old, as her two children were sound asleep in the next room. Andrews didn’t conceal his crime as much this time and left fingerprinted coated blood splatters (2). At the crime scene police gathered fingerprints and as much evidence to prosecute once this criminal was

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