The city of Douglas, Arizona, is looking to upgrade its 82-year-old port of entry.

Overwhelmed by a surge in illegal immigration, especially by unaccompanied children, the U.S. government has launched a $1 million international media campaign warning families in Central America that it's best to stay at home.

Tough-talking Arizona Sheriff Joe Arpaio is warning civilians who embark on armed patrols in remote desert terrain that they could end up with "30 rounds fired into" them by one of his deputies.

Sen. John McCain is defending his proposed immigration overhaul to angry residents in suburban Arizona.

U.S. Homeland Security Secretary Janet Napolitano will be in southern Arizona this week to see security operations at the border.

The American Civil Liberties Union said Thursday that border inspectors have used excessive force and performed humiliating body searches on travelers entering the United States from Mexico.

A top U.S. border official says the only area with more than 100,000 annual apprehensions of illegal immigrants crossing from Mexico will soon be under that figure because the flow of immigrants is declining.

Department of Homeland Security Secretary Janet Napolitano and other Obama administration officials will use an Arizona border city as a backdrop to unveil their latest plan to confront drug smuggling.

Authorities say a small plane owned by a former state lawmaker was intercepted by F-16 fighters for flying without a flight plan near the Arizona-Mexico border.

A man once deported for being in the country illegally is suing the federal government for injuries his attorney claims he suffered at the U.S. Port of Entry.