Advocating for missing indigenous peoples

The story of Gabby Petito — a young woman who went missing in Wyoming and was found murdered — has gained national attention over the past few months. But for some, it has also drawn attention to the fact that not every woman who goes missing in Wyoming gets the same attention — particularly not indigenous women. For Lynette Grey Bull, this problem has been apparent, and one she has been fighting for years.

Grey Bull is Northern Arapaho and Hunkpapa Lakota, and the founder of Not Our Native Daughters, an organization seeking to end trafficking, exploitation, and murder of indigenous...