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Investigators are working to determine the legitimacy of a claim that GOP presidential candidate Mitt Romney's tax records have been stolen from an accounting firm's records.

Naming a million-dollar price, an anonymous ransom note was sent to accounting firm Pricewaterhouse Coopers. The letter, which was also posted online, gets right to the point: "Using your Office... we were able to gain access to your network file servers and copy over the tax documents for one Willard M Romney and Ann D Romney."

The note's author signs off with a perky "Cheers!"

A judge in Arizona has ruled that police in that state can enforce part of the immigration law that has been dubbed the "show me your papers" provision.

Here's more from The Associated Press:

Hello from Charlotte, N.C. Today is all about Bill Clinton.

Walking around Time Warner Cable Arena in Charlotte, the former president was the talk of the town. Today marks the second day of the Democratic National Convention.

We're in the arena and we'll keep tabs on the proceedings. Make sure you refresh this page to see the latest.

Update at 11:25 p.m. ET. A Wonky Speech, With A Clinton Delivery:

The night ended with President Obama taking the stage, once President Clinton finished his speech.

States using a federal immigration database to purge noncitizens from voter lists are starting to get results, which so far include few illegal voters.

In Florida, which was first to gain access to the database after fighting the federal government in court, an initial run of roughly 2,600 names has turned up "several" violators, according to a spokesman for Florida Secretary of State Ken Detzner.

What's usually a formality turned a bit dramatic today at the opening of the second day of the Democratic National Convention.

A motion for a voice vote to amend the party platform to declare Jerusalem the capital of Israel — and to reinsert the word "God" into the document — was met with many delegates shouting "no" and with loud boos when the motion was deemed to have passed.

The number of U.S. families struggling to put enough food on the table remains at record-high levels, according to new figures out today from the government. Last year, 1 in almost 7 households were what the government calls "food insecure." That's about the same level as in 2010, but still far higher than before the recession.

OK, let's get the elephant out of the room right away. John Cage's most famous, or infamous, work is "4'33"," in which a musician walks onstage and sits at the piano for 4 minutes and 33 seconds.

Many reports have stated that Matt Bissonnette, the former Navy SEAL who wrote the book No Easy Day, plans to give a large share of his profits to the Navy SEAL Foundation, a group that aids Naval Special Warfare personnel and their families. But the foundation says it won't accept any money from the book, which has sparked questions over whether it contains classified details that could put U.S. military personnel at risk.

When it comes to contraception, women have many options. There are pills, patches, diaphragms and even a vaginal ring that slowly releases birth control hormones.