On Wednesday, the Senate Homeland Security and Governmental Affairs Committee unanimously advanced the Shadow Wolves Improvement Act, a bipartisan bill introduced by U.S. Sen. Ruben Gallego (D-AZ).

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.

The Shadow Wolves moniker refers to the way, like a wolf pack, when one finds its prey — a load of marijuana or better yet, the drug runners themselves — he or she calls in the rest. "Even though it ...

David (Dave) Scout, a retired Homeland Security Investigations Supervisory Tactical Officer who led the Shadow Wolves unit along the U.S.-Mexico border, died on Jan. 23, 2026. He was 52. Scout was ...