These findings are now part of the permanent federal record.

The site is co-managed by the National Park Service and by representatives of the Cheyenne and Arapaho tribes, a collaborative management structure that gives the descendant communities a formal role in how the site is interpreted and maintained.

This is not a perfect resolution of the complicated questions raised by the massacre, but it is a genuine acknowledgment that the descendants have a stake in how the site is understood.

Physical evidence at the site — including landscape features and the results of archaeological surveys — has helped confirm the location of the camp and the direction of the attack.