This is just the beginning,” one Defense official said about the deployment of active-duty troops to the border with Mexico.

Senior Field Correspondent Nina Kravinsky, a former NPR producer, is reporting from the station's news bureau in Hermosillo.

Arizona and Texas borders. The administrations of George W. Bush and Barack Obama also sent thousands of National Guard troops to the U.S.-Mexico border during their presidencies in operations ...

The Trump administration, now entering its second week, has signaled big changes in how the U.S. tackles immigration, cartels and cross-border crime. The Pentagon announced it would send 1,500 ...

Migrants across the U.S. and Arizona faced the spectre of ICE raids under the new administration of President Donald Trump.