A new stretch of border wall will soon be built through the San Rafael Valley, southeast Arizona's last major open space for ...

The Defense Department is expanding its border role with a new military zone near Yuma, aiming to boost surveillance as ...

U.S. military personnel operating in the buffer zones do not carry out law enforcement duties, but can temporarily detain any ...

President Trump's promise to stem the flow of migrants across the border seems fulfilled: Fewer migrants are crossing and ...

President Donald Trump's administration had major impacts on Arizona water, immigration and public land over the past week.