The lawsuit seeks to hold U.S. firearms manufacturers accountable for gun violence in Mexico, saying the companies knowingly market to cartels.

Troops in Nogales, Mexico, have found 150 fentanyl pills, according to official statistics. Meanwhile, U.S. officials across the border have seized more than 400,000.

Arizona Sen. Mark Kelly said he doubts the gold card program, which would fast-track rich foreigners to live in the U.S., will work like President Trump thinks it will. A group of veterans staged a protest outside an immigration hearing in Florence for a fellow veteran who is facing deportation.

Fort Huachuca, known for military intelligence and drone tech, has been identified by defense officials as a likely site to hold migrant detainees.

It was also the main reason for her visit to Yuma on Thursday. She celebrated the groundbreaking of Arizona Western College’s new manufacturing facility. “This facility is goi

The Arizona-Mexico Commission is helping preserve the two countries' relationship amid tariff threats and ensuring that there are no supply chain disruptions.

A rancher living on the border with Mexico says life is less fearful now that hundreds of migrants aren't crossing his property each day. The latest installment in series on Trump's America.

Gov. Katie Hobbs' order expands border security operations in four border counties, Yuma, Pima, Santa Cruz and Cochise.

The other side of the border has been beefed up too. The US Department of Defence has ordered 1,500 additional active-duty troops there to tackle the national emergency declared by Mr Trump. Airborne surveillance has been ramped up to monitor Mexican gangs.

The closure is now over and the highway reopened. LORDSBURG, New Mexico (KVIA) -- I-10 East and West is closed from the New Mexico/Arizona state line to the Lordsburg exit after a crash. Traffic both ways is currently being rerouted onto US-70 at Lordsburg.