Native Americans still reside close to the Upward Sun River, in fact.
The name “Upward Sun River” is a translation of the Athabascan language, Xaasaa Na’, which is still spoken by Native Americans in Alaska. It’s also part of their area. Potter interacted with Native Americans during his excavations. They are typically fiercely protective of their burial grounds; nonetheless, they recognized the value of Potter’s work and offered to assist him.

Native Americans still reside close to the Upward Sun River, in fact.
The First Discovery: A Three-Year-Old Child
In 2010, Potter and other University of Alaska scholars investigated the Upward Sun River. They found the cremated remains of a three-year-old child. At 11,500 years old, this discovery was extremely rare. Unfortunately, the skeleton was not sufficiently preserved to extract DNA from. Scientists could not even determine the gender.

The First Discovery A Three Year Old Child