PAGE — More than 150 invasive mussels have been found at two marinas at Lake Powell over the last month.

Three years ago, in the wake of a new Arizona law aimed at those in the country illegally, tens of thousands converged on the Capitol with a message: Today we march, tomorrow we vote.

A survey shows U.S. home prices rose 10.5 percent in March compared with a year ago, the biggest gain since March 2006.

WASHINGTON -- Sen. Jeff Flake’s vote against expanded background checks on gun sales earlier this month caused his approval ratings to drop, making him one of the “most unpopular” U.S. senators, a new poll says.

Private companies that do business on reservations with tribes and their corporations cannot automatically ask federal courts to intercede when legal disputes erupt, a federal appeals court ruled Friday.

LOS ANGELES (AP) — Thirty years ago, Dr. Gene Giggleman was a veterinarian who thought chiropractors were quacks. Since then, he says he's straightened out thousands of dogs and cats, not to mention the occasional snake, hamster, gerbil and guinea pig.

LONDON — Tesco, Britain's largest retailer by sales, is to pull out of the U.S., selling off its lossmaking Fresh & Easy supermarket chain after it failed to transfer its winning formula from the U.K. to the western states.

WASHINGTON — This may be the year Congress decides what to do about the millions of immigrants living illegally in the U.S. And this may be the week when a bipartisan group of senators makes public details of the overhaul plan it has been negotiating for months.

Think of it as arts and drafts.

WASHINGTON — The Supreme Court suggested Tuesday it could find a way out of the case over California's ban on same-sex marriage without issuing a major national ruling on whether America's gays have a right to marry.

WASHINGTON — U.S. home prices jumped in January, a sign the housing market is gaining momentum as it nears the spring selling season.

LAS VEGAS — Nevada officials say they're no longer recognizing concealed weapons permits from Arizona after the state relaxed some of its training requirements.

HARTFORD, Conn. — Indian casinos brushed off weak consumer spending in a sluggish U.S. economic recovery to post a modest increase in revenue in 2011, an industry study reported Wednesday.

A woman charged with killing her lover in his Arizona home after a lust-filled day of sex and raunchy photographs is set to resume her testimony Monday as defense attorneys work to portray the victim as a liar and philanderer in hopes of gaining sympathy from jurors.