Determining the truth behind Native American Ancestry

Many people have grown up hearing stories about a great- (or great-great) grandmother who was Native American (typically Cherokee). But as DNA testing gains popularity, people are discovering that may not be the case at all. This article from Slate magazine goes into why the myth persists.

http://www.slate.com/articles/news_and_politics/history/2015/10/cherokee_blood_why_do_so_many_americans_believe_they_have_cherokee_ancestry.html