After nearly a century of fighting for the legitimacy of her "love child" daughter, the long-time mistress of President Warren G. Harding, was recently vindicated by new DNA testing. The tenacity of Nan Britton and her family helped to prove that America’s 29th president fathered more than the Teapot Dome corruption scandal. Harding never met his out-of-wedlock daughter, Elizabeth Ann, but demonstrated presidential timber by providing financial support for her until he died i