TUCSON — U.S. Rep. Ron Barber and former Arizona congresswoman Gabrielle Giffords are scheduled to be among the speakers at a ceremony in Washington, D.C., to honor Gabriel “Gabe” Zimmerman.

WASHINGTON — A bipartisan Senate proposal to expand background checks for gun buyers gained the backing of one Republican and the potential support of a second Sunday as sponsors said the vote expected this week was too close to call.

WASHINGTON — A bipartisan group of senators is almost ready to share with colleagues and voters an immigration overhaul crafted over several months.

Federal legislation was introduced Tuesday to try to stop the Tohono O’odham Nation from building a casino near Glendale.

WASHINGTON — Senators writing a comprehensive immigration bill hope to finish their work this week, opening what’s sure to be a raucous public debate over measures to secure the border, allow tens of thousands of foreign workers into the country and grant eventual citizenship to the estimated 11 million people living here illegally.

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.

U.S. Sen. Jeff Flake, R-Ariz., said Tuesday that a comprehensive immigration reform bill he is working on with a bipartisan group of senators will include a temporary worker program covering more than agriculture.

WASHINGTON – The Federal Election Commission has fined Rep. Trent Franks’ campaign committee $14,000 for failing to report spending of more than $300,000, mostly on mailings, from 2009 to 2011.

SAN FRANCISCO — The federal government argued Tuesday that a section of Arizona’s 2010 immigration law that prohibits “harboring” people living in the country illegally should be blocked.

An Arizona congressman whose son is homosexual says he isn’t ready to support gay marriage.