For over a quarter of a century, Elizabeth Warren has described herself as a Native American. When recently asked to provide evidence of her ancestry, she pointed to an unsubstantiated claim on an 1894 Oklahoma Territory marriage license application by her great-great grand uncle William J. Crawford that his mother, O.C. Sarah Smith Crawford, Ms. Warren's great-great-great grandmother, was a Cherokee.After researching her story, it is obvious that her "family lore" is just fiction. As I pointed out in my article here on Sunday, no evidence supports this claim. O.C. Sarah Smith Crawford had no Cherokee heritage, was listed as...