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International Atomic Energy Agency
Nuclear forensic experts prepare for the worst and hope to deter it
Nuclear forensic experts prepare for the worst and hope to deter it

If federal agents ever capture a stolen nuclear weapon — or have to investigate the detonation of one — they will turn to one of the most esoteric groups of detectives in the world. Investigators will need proof of where a weapon came from and who was responsible — a task requiring some of the most sophisticated scientific tools in the federal laboratory system. Radioactive fallout from a weapon would provide importance clues, as might a suspected smuggler's fingernails or hair. Atomic analysis of chemical traces left in the human body from exposure to different environments might show that a suspect spent time in Kabul, Afghanistan; Tehran; or Pyongyang, North...

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