Cristian Sierra
Cristian Sierra is the director of the International Department of Forensic Updates, known for his expertise in ballistics and forensic analysis. He has been involved in high-profile cases that require detailed investigations into the use of weapons and ammunition, highlighting the importance of forensic science in criminal justice.
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Colombia:
Cristian Sierra is the director of the International Forensic Update Department who explained the modifications made to the ammunition used in the attack.
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