Killers of the Flower Moon: The Osage Murders and the Birth of the FBI

"Grann revisits a ... series of crimes in which dozens of people were murdered in cold blood. Based on years of research and ... new evidence, the book [outlines the steps that reveal] a series of sinister secrets and reversals. But more than that, it is [an] ... indictment of the callousness and prejudice toward American Indians that allowed the murderers to operate with impunity for so long"--Amazon.com.