Sen. Ruben Gallego was expected Thursday to reintroduce legislation to expand the Shadow Wolves, an Immigration and Customs Enforcement tactical patrol group that patrols the Tohono O'odham Nation.

WASHINGTON — Since 1972, the Shadow Wolves, a specially trained unit of American Indian federal agents who patrol 76 miles of the Arizona border in the Tohono O'odham nation, have been celebrated for ...

A new federal law aims to improve recruitment and expand operations for the Shadow Wolves, the country’s only Native American tracking unit based on the Tohono O’odham Nation. The Shadow Wolves are an ...

A Shadow Wolf named Glenn Miles, on patrol alone, was shot and killed with his own gun on the border. To expand their numbers, the Shadow Wolves began hiring trackers from other tribes. One of the new ...