Sen. John McCain says the diplomatic row between Washington and Moscow over admitted CIA leaker Edward Snowden is "reminiscent of the Cold War" and says the Obama administration must be tougher in its dealings with both Russia and China.

Sen. John McCain says President Barack Obama is "mired" in a series of scandals and must find a way to surmount them.

It's Republican versus Republican in the latest round of political battles over health care.

A federal judge has rejected an activist group’s request for an injunction against Gov. Jan Brewer’s executive order denying drivers’ licenses to young illegal immigrants who are allowed, under a federal program, to stay in the country.

An historic vote on whether to embrace a signature part of President Barack Obama's health care overhaul is expected Thursday in the Arizona Senate.

A new poll released Tuesday shows support among Arizonans for Sen. John McCain has dropped to its lowest level in 21 years, and the number of people questioned about his job performance who rated it as "poor" is the highest ever.

Arizona Gov. Jan Brewer held the latest in a series of rallies at the Capitol on Thursday to show she has broad support for her proposal to expand Medicaid to about 300,000 more poor Arizonans. And her effort appears to be paying off.

During trips to the border over the past four years, the head of the Office of National Drug Control Policy said Thursday that he’s seen better technology along with more officers.

Arizona Gov. Jan Brewer signed into law Wednesday another ban on synthetic marijuana, touting it as a new tool for law enforcement officials struggling to go after the evolving chemical configurations that make up synthetic drugs.

A group of influential U.S. senators shaping and negotiating details of an immigration reform package vowed Wednesday to make the legislation public when Congress reconvenes next month as negotiations reopened between union workers and business groups over visas for low-skilled workers.