Not even waiting until President Obama gave his speech Thursday night, Maricopa County Sheriff Joe Arpaio filed suit in federal court seeking to block the announced plans to allow millions of people not in this country to remain and work here legally.

Maricopa County Sheriff Joe Arpaio's office has asked a judge to bar the public from witnessing an Oct. 28 hearing at which lawyers will discuss an investigation of a former sheriff's deputy.

The Maricopa County Attorney’s Office is going to prosecute Rep. Bob Robson, a Chandler Republican, on allegations he tampered with a campaign sign.

A convenience-store surveillance video shows a mystery man believed to be a sign thief getting into a truck like Rep. Bob Robson’s on Aug. 9, new evidence that the Chandler lawmaker may have been involved sign shenanigans.

Immigrant-rights advocates filed a lawsuit Wednesday challenging business raids by an Arizona sheriff's office that have led to the arrests of hundreds of immigrant workers on charges of using fake or stolen IDs to get jobs.

A federal judge who ruled that the Maricopa County Sheriff's Office racially profiled Latinos in immigration and traffic patrols determined Wednesday that hundreds of deputies and employees completed a court-mandated assignment to get familiar with his verdict.

A federal judge presiding over a racial profiling case against the Maricopa County Sheriff's Office has scheduled an April 3 status conference in the case.

A judge who ruled last year that Maricopa County Sheriff Joe Arpaio's office has racially profiled Latinos is criticizing the agency's top leaders for mischaracterizing and trivializing the case's key findings during a training session.

Lawyers in the racial profiling case against the Maricopa County Sheriff's Office are criticizing their rivals' recommended candidates to monitor the agency's operations to ensure it isn't making unconstitutional arrests.

The Maricopa County Sheriff's Office will hold a series of community meetings on Dec. 21 in connection with a court case in which the agency was found to have systematically racially profiled Latinos during its patrols.