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Gun Policy News


9 April 2012

United Press International

ALBANY, N.Y. -- A new forensic technique using lasers may allow investigators to match gunshot residue to a specific caliber of firearm, U.S. and European researchers say. The new technique could lead to a stronger link between a suspect and a firearm, they said. Researchers in Spain used spectroscopy to analyze six kinds of ammunition, assessing propellant from unfired cartridges then compared these spectra to the signature in residue from fired guns, (

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