The rail line, which is expected to link Phoenix to Tucson, received assent from the Federal Railroad Administration in June.

The Defense Department is establishing two additional military zones along the U.S.-Mexico border, in an effort to further crack down on unlawful migrant crossings, a Defense official confirmed to ...

The Pentagon is expanding National Defense Areas along the southern border in western Arizona and South Texas.

The U.S. military is expanding its presence along the southern border, and that expansion now includes Arizona.U.S. officials ...