This Imprint series, Born of History, was reported over the past 10 months. It includes a four-day trip in March to the Tulalip reservation, and dozens of in-depth conversations with Thornock by phone …This Imprint series, Born of History, was reported over the past 10 months. It includes a four-day trip in March to the Tulalip reservation, and dozens of in-depth conversations with Thornock by phone …