Perry Smith and Richard Hickock, the murderers interviewed for Truman Capote's book "In Cold Blood," may be responsible for the 1959 cold case murders of a Florida family.

The shuttered Kansas prison where the killers chronicled in Truman Capote ‘s “In Cold Blood” were executed is now a tourist attraction.

Inside the Brutal Murders That Inspired a Foundational Work in the True Crime Genre Truman Capote’s “In Cold Blood” documented the killings of a family of four in rural Kansas on this day in ...