Environmentalists and farmers are challenging Arizona's approval of an air pollution permit for Copper World Mine, claiming it's lax on toxic dust.

Cameron Schlegel was sentenced to 20 years in prison after pleading guilty to possessing a large amount of fentanyl.

In response, U.S. Border Patrol agents stopped releasing migrants after processing them. Pima County officials said this ...

Avondale's ONE Campaign is hosting a Spanish-language Fentanyl Awareness Forum on February 27, providing education and ...

Arizona House Bill 2099 would require the governor and attorney general to comply with and enforce all federal immigration ...

The travelers involved were turned over to U.S. Immigration and Customs Enforcement’s Homeland Security Investigations.

An asylum seeker knew something was wrong when she saw her husband’s face as he stood in the courtyard of the shelter that’s ...

TUCSON, Ariz. (AP) — Breya Cunningham scored 18 points and grabbed nine rebound, Paulina Paris and Skylar Jones added 16 points apiece on Saturday night and Arizona beat No. 16 West Virginia 77-62 for ...

TUCSON, Ariz. (AP) — Anthony Dell'Orso scored 20 points with the help of six 3-pointers and reserve KJ Lewis scored 12 points and Arizona pulled away from Colorado for a 78-63 win on Saturday.

Cooperative work between U.S. and Mexican law enforcement led to the arrest of two individuals and the indictment of seven ...

Two members of a group accused of trafficking fentanyl in America have been arrested in Nogales, Sonora, Mexico. The U.S.

Hobbs reacted to a federal judge in Seattle halting the Trump executive order aimed at ending Birthright citizenship.