Because the plant has ostensibly fallen behind on a major contract – fabricating MOX fuel rods for a breeder reactor at the Hanford Site – employees are required to work long hours and weekends of overtime. She believes that managers are falsifying safety reports and cutting corners wherever possible, risking the welfare of the personnel. Karen approaches the union with her concerns and becomes active in lobbying for safeguards. She travels to Washington, D.C. to testify before the Atomic Energy Commission. She interacts with union officials who appear to be more interested in the publicity she is generating than her welfare and that of her co-workers.