A poll showing Arpaio as the front-runner in the U.S. Senate race garnered all the headlines yesterday afternoon, though serious political observers have no reason to believe the sheriff will enter the race, despite his $3 million war chest and proven ability to raise large amounts of money nationally.

Flake officially announced he's running for Senate at a morning press conference.

U.S. Rep. Jeff Flake of Arizona announced Monday he is a candidate for the Republican nomination for U.S. Senate in 2012.

Flake has thrown his hat into the ring, albeit unofficially.

The retirement of U.S. Sen. Jon Kyl will likely set off a chain reaction, as Republicans and Democrats position themselves to run for the open seat.

Most political observers believe U.S. Rep. Jeff Flake, a Republican from Mesa, will soon announce he is running to replace Kyl. Other potential GOP candidates include U.S. Rep. Trent Franks, former U.S. Rep. John Shadegg and the entire slate of Republican statewide officeholders.

The time isn’t right for the Arizona Supreme Court to rule on the eligibility of nominees for the Independent Redistricting Commission, the state’s solicitor general argued in briefs filed Jan. 14.

After reading the tea leaves about Kyl’s future, some D.C. observers are now saying there are signs the state’s junior senator will not seek another term.

From the passage of SB1070 to the unexpected rise of Ben Quayle and the GOP's overwhelming November victories, here's a rundown of the most dominant stories from 2010.

Senate Republicans' ban on earmarks a�� money included in a bill by a lawmaker to benefit a home-state project or interest a�� was short-lived.

As the GOP wave that had started on the East Coast began cresting over Arizona on Election Night, excited energy filled the Hyatt as many seemed to sense that some power was coming. But not every Republican in the building was jumping for joy.