China’s ‘Jack the Ripper’ serial killer was caught with the help of genetic tests used by forensic anthropologists
Ordinary DNA testing of blood and semen samples from the crime scenes failed to pinpoint a suspect, but a closer look at the male chromosome genetic material allowed scientists to track down the ancestral village of Gao Chengyong, who was arrested for killing and raping 11 women and girls over 14 years.
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Jan 20, 2017