Cold case heats up! Who killed federal prosecutor Tom Wales?

Sixteen years after a federal prosecutor is assassinated, his killer is still free and unknown, but podcast series by two former CNN journalists has put heat under the cold case. Nancy Grace explores the murder of Assistant U.S. Attorney Tom Wales with "Somebody Somewhere" podcast host David Payne and producer Jody Gottlieb, forensics expert Joseph Scott Morgan, and Crime Stories co-host Alan Duke.