PHOENIX -- Saying federal law trumps state, the U.S. Supreme Court ruled Monday that Arizona cannot demand proof of citizenship from individuals who use a federal voter registration form.

Republicans are "in a demographic death spiral" and will fail in their effort to win the presidency if the party blocks an immigration overhaul, a leading GOP senator said Sunday.

Days before the state track and field championships last month, Brophy coaches outlined for their athletes what it would take to win the Division I title.

Not waiting for formal gubernatorial approval, foes of her Medicaid expansion already are moving to undo at the ballot box and in court what they could not block at the Legislature.

The first day of Ryan Morrison’s volleyball career was also nearly his last.

 In Spanish and English, the Senate pushed contentious immigration legislation over early procedural hurdles with deceptive ease on Tuesday as President Barack Obama insisted the “moment is now” to give 11 million immigrants in the United States illegally a chance at citizenship.

Georganne Moline finishes second in final of 400 hurdles as winner sets NCAA record.

Abortion foes are making a late-session push to allow health inspectors to inspect clinics without a warrant.

Two former Republican state senators are maneuvering to give voters the last word on whether Arizona expands its Medicaid program.

Spring sprang, and now summer has set in.

In an historic move, a group of Republican senators united with Democrats Thursday to approve the plan by Gov. Jan Brewer to sharply expand the state's Medicaid program.

A senate panel voted Wednesday to throw some additional hurdles in the path of Arizonans who want to write their own laws.

After years in the doldrums, the housing market appears back on track. Home sales and prices are up, and mortgage rates remain near historic lows, reinvigorating the appeal of home ownership.

Valley Christian, Tempe Prep and Scottsdale Prep all finished among the top five schools in the Division IV girls state championship track meet at Mesa Community College on Saturday night.

It took six school years, but Williams Field now has a championship trophy to call its own.

Ky Westbrook’s standards are so high, it was hard for her to hide the disappointment of running an average race despite easily winning the 100-meter dash on Saturday.

The 2013 Arizona track and field championships started to resemble 2012 a little too closely for Devon Allen’s liking.

Many track athletes like the adrenaline rush of a neck-and-neck race with an opponent.