GENOA, Neb. (AP) — In a remote patch of a long-closed Native American boarding school, near a canal and some railroad tracks, Nebraska's state archeologist and two teammates filled buckets with dirt on Monday, and sifted through it as if they were searching for gold.

They're trying to find the bodies of dozens of children who died at the school and have been lost for decades, a mystery that archeologists aim to unravel as they dig feet deep and meters wide in a central Nebraska field that part of the sprawling campus a century ago.

Crews toting shovels, trowels and even smaller tools are searc...