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Green River Killer Liane talks with Mimi Wesson, a professor at the University of Colorado School of Law, about the capture of Gary Ridgway, charged with four of the 49 murders attributed to the Green River Killer. Wesson explains how the use of DNA evidence led to Ridgway's arrest and how this type of evidence is responsible for other astonishing developments in cases long considered solved.

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Green River Killer

Heard on Weekend Edition Sunday

Green River Killer

Audio will be available later today.

Liane talks with Mimi Wesson, a professor at the University of Colorado School of Law, about the capture of Gary Ridgway, charged with four of the 49 murders attributed to the Green River Killer. Wesson explains how the use of DNA evidence led to Ridgway's arrest and how this type of evidence is responsible for other astonishing developments in cases long considered solved.