Arizona's U.S. Sens. Mark Kelly and Ruben Gallego warn that delaying border upgrades could hinder fentanyl interdiction and ...

The order would empower troops to detain people attempting to illegally enter the U.S. within the stretch of land, which was ...

Several border security programs in Arizona are experiencing funding delays after a federal judge decided to withhold $69 ...

President Trump has expanded the military's role on federal lands, including national parks, along the country's southern border, saying the border "is under attack from a variety of threats. The ...