CBP data shows the Tucson Sector has had the highest number of apprehensions border-wide for the last several months. Some 750 people were waiting for processing on Tuesday morning along the border in Organ Pipe Cactus National Monument.
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Traffic at the U.S.-Mexico border crossing in Lukeville was limited Monday to shift more resources to illegal entries, U.S. authorities said in the latest sign of how fast-changing migration routes are challenging the government to keep up.

As Congress returns to session this week, lawmakers will be trying to forge an agreement on sending a new round of wartime assistance to Ukraine. But to succeed, they will have to find agreement on an issue that has confounded them for decades.

The population of undocumented immigrants is becoming more diverse and less Mexican. Immigrants from El Salvador, India and Guatemala are on the rise, according to a new report from the Pew Research Center.

Over 100 teenagers have been arrested in Cochise County over the last 18 months for attempting to smuggle immigrants across the border.

CBP data shows some 240,000 people were encountered along the border in October. That’s down from almost 270,000 in September, and a month-by-month increase since July.

A new report from the advocacy group Human Rights Watch says policies in the U.S. and other countries have led to a sharp rise in activity along a dangerous border crossing between South and Central America.

The Biden administration was back in court this week to defend an asylum rule that makes it harder for migrants to get protection in the U.S. without trying to do so in another country first.

What the generation gap in Arizona's voters means on the hot-button issue of border security.