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مشاهدة النسخة كاملة : Las Vegas murder case cracked with record-small amount of DNA


BECKHAM
23-07-2021, 07:31 PM
Just 15 cells' worth of DNA was used to track down the man suspected of killing a US girl in 1989.

for more... (https://www.bbc.co.uk/news/world-us-canada-57947785)