Small GPS devices help prosecutors win convictions

(AP) -- Like millions of motorists, Eric Hanson used a GPS unit in his Chevrolet TrailBlazer to find his way around. He probably didn't expect that prosecutors would eventually use it too - to help convict him of killing four family members.

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<p><a href="http://www.physorg.com/news139157906.html">Small GPS devices help prosecutors win convictions</a></p> <p>(AP) -- Like millions of motorists, Eric Hanson used a GPS unit in his Chevrolet TrailBlazer to find his way around. He probably didn't expect that prosecutors would eventually use it too - to help convict him of killing four family members.</p>