'This land is all we have left': tribes on edge over giant dam proposal near Grand Canyon

Developers want to build a vast hydroelectric power facility that would flood sacred lands, threaten waterways and put habitats at risk

Shortly before Lucille Daniel's father died, he told her: Take care of the land. Take care of the livestock."

This land, a patch of remote desert not far from the Grand Canyon on the western Navajo Nation, has been in the Daniel family for six generations. Lucille, 85, was born and grew up here.