Native American geneticist on why it’s problematic to conflate tribal ancestry and sovereignty with DNA tests

Senator Elizabeth Warren took a DNA test to prove President Trump wrong about her Native American ancestry. The results say she has a Native American ancestor, going back six to 10 generations. She’s using it to claim she is part Cherokee. But Native American tribes disagree and are upset. Because determining whether you’re part of a Native American tribe is complicated. Different tribes have different rules for membership.