The U.S. Supreme Court will hear arguments on Arizona’s immigration enforcement law on April 25, in the last such hearing of the high court’s current term.

Arizona Rep. David Schweikert is preparing to take on fellow Republican Rep. Ben Quayle in a primary fight, even as Quayle struggles to decide in which district to run.

Medical marijuana users are just a few weeks away from seeing their first center open. KTAR Radio reports the center in north Phoenix will be headquarters for almost 50 caregivers and hundreds of patients who use medical marijuana.

Give money to schools to install solar panels on their roofs. Eliminate extra paperwork for homeowners seeking to install panels on their roofs. Endorse a plan that encourages utilities to invest in the state’s renewable energy industry.

While attempts to bar minors from riding unrestrained in pickup truck beds have failed for years at the Legislature, state leaders have three new reasons to act, a lawmaker said Thursday.

A former Arizona senator who resigned during an ethics inquiry over a domestic violence incident strode back into the spotlight Thursday when he got in a verbal spat on Twitter with a prominent local public-relations consultant.

Tucson businessman and sports broadcaster Dave Sitton is officially in the race to replace Rep. Gabrielle Giffords.

A bill awaiting action in the Arizona House would allow local governments, businesses and other entities to post required public notices on the Internet instead of printing them in newspapers in towns and cities around the state.

The Arizona Senate has approved a bill creating a tax credit for motion picture production in the state.

A prominent national advocacy group for Latinos has joined a call for the self-proclaimed “America’s toughest sheriff” to resign from office amid a wide range of civil rights violations, botched sex crimes investigations and other alleged abuses.