“You can’t ever forget how someone did our children wrong and affected us for generations to come,” says Pauletta Red Willow, a social-services worker on the Pine Ridge reservation.

Dan Frosch’99, a reporter for the Wall Street Journal, helped break the story of Stanley Patrick Weber, a doctor who sexually abused Native American boys for decades. The story was a partnership betweenThe Wall Street Journal and Frontline that aired for the first time on Feb. 12. You can watch the documentary here.