Author Erika Bolstad was shocked to learn she had inherited mineral rights in North Dakota in the throes of an oil bonanza. Determined to unearth the story behind her unexpected inheritance, she followed the trail to her great-grandmother, Anna, who her family had painted to be a courageous homesteader who paved her way in the unforgiving American West. But, Bolstad discovers a darker truth about Anna than her family had ever shared. With journalistic...