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.

Scout, a retired Homeland Security Investigations Supervisory Tactical Officer who led the Shadow Wolves unit along the ...

SAN DIEGO (Border Report) — Several Democratic members of Congress are demanding answers about the Border Patrol’s longtime use of Critical Incident Teams, or so-called “shadow units.” These ...

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 ...