Topic - Richard Hickock

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FILE - In this Jan. 6, 2016, file photo, Scott Wilson appears during the &quot;Damien&quot; panel at the A&amp;E 2016 Winter TCA in Pasadena, Calif. Wilson, who played the murderer Robert Hickock in 1967’s “In Cold Blood” and was a series regular on “The Walking Dead,” has died. He was 76.AMC, the show’s network, announced Wilson’s death Saturday, Oct. 6, 2018. (Photo by Richard Shotwell/Invision/AP, File)

Scott Wilson, ‘In Cold Blood’ and ‘Walking Dead’ actor, dies

Associated Press

Perry Smith (center) is escorted into the Garden City, Kan., courthouse in 1960. Smith and Richard Hickock were executed for killing four members of a Kansas family. Now authorities want to check their DNA in connection with the 1959 unsolved slaying of a family of four in Florida. (Associated Press)

Can dead killers solve mysteries?

By Tamara Lush and John Hanna - Associated Press