The U.S. stock market is rising after getting a reminder that the artificial-intelligence technology boom also may have an ...

The Marana Police Department served a search warrant at a home in midtown Tucson in connection with a man's disappearance six ...

The Guthrie Family has announced that they are offering a $1,000,000 reward for information leading to the return of Nancy ...

A pattern shift will send temperatures soaring above average across Southern Arizona this week. Spring Fever is in the air!

A judge is set to rule on keeping prosecutors on the case of conservative activist Charlie Kirk's killing in Utah. Kirk was shot onstage while speaking outdoors at a college ...

This will mark President Trump's first State of the Union since returning to office for his second term. His previous address ...

The Supreme Court’s stunning rebuke of President Donald Trump’s most sweeping tariffs means he can’t conjure up new import taxes on a whim anymore. But the justices’ ruling is nonetheless ...

In a recent update, the Pima County Sheriff's Department addressed confusion about photos related to the Nancy Guthrie case.

As the investigation into the disappearance of 84-year-old Nancy Guthrie reaches its 24th day, the Pima County Sheriff's ...

Monday marked day 23 in the Nancy Guthrie investigation. There is still no sign of the 84-year-old mother and grandmother.

Twenty-five members of the Mexican National Guard were left dead in six separate attacks after special forces killed the ...

The "Bring Her Home" banner outside of News 4 Tucson has filled with many heartfelt messages for Nancy Guthrie and her family ...