Get a preview of Prosecuting Evil with Kelly Siegler before the show revisits the capture of Texas serial killer Billy Chemirmir.
Cullen Davis, a Fort Worth oil tycoon, went on trial in February 1977 in the killings of his ex-wife's daughter and his ex-wife's boyfriend.
"We need to go on the offense. We don't need to be cowering in our holes," Congressman Keith Self told Newsweek.
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