In researching “Killers of the Flower Moon." author David Grann says he found the most telling information in boxes of unorganized archives.
By Alison Thoet
Author David Grann shares powerful images from one of the FBI’s first major homicide investigations, which he details in his book, “Killers of the Flower Moon: The Osage Murders and the Birth of the FBI."…
By David Grann
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