The Rio Grande Valley just lost control over immigration enforcement in its own backyard. Hidalgo County confirmed full participation in the federal 287(g) program, not because officials chose cooperation but because Texas Senate Bill 8 gave them no alternative. The state law took effect January 1, 2026, requiring counties with populations over 100,000 to partner with ICE through 287(g) agreements. Hidalgo County already worked with federal agencies before the mandate, but SB