David Cameron hits back at Mitt Romney over London 2012 doubts  —  Prime minister says Olympics have brought the UK together to put on a ‘friendly Games’ for international visitors  —  The prime minister has hit back at comments from the US presidential candidate Mitt Romney querying Britain's readiness …

Emanuel goes after Chick-fil-A for boss' anti-gay views  —  The anti-gay views openly espoused by the president of a fast food chain specializing in chicken sandwiches have run afoul of Mayor Rahm Emanuel and a local alderman, who are determined to block Chick-fil-A from expanding in Chicago.

U.S. Business Owners Now Among Least Approving of Obama  —  Professional workers are the most approving  —  WASHINGTON, D.C. — U.S. business owners' approval of President Barack Obama fell in the second quarter of 2012 to 35%, essentially tying farmers and fishers for the lowest approval among major occupational groups.

Romney's taxes: Why do they matter?  —  Mitt Romney is a rich man.  Like everyone, rich or poor, he has done everything legally available to him to minimize the tax bite.  There are very few people standing in line waiting for the opportunity to overpay their taxes.

It's not OK to ignore this pro-Romney ad  —  There are two really effective campaign ads blanketing the airwaves.  One from each campaign.  But only one of them is perhaps the most dangerous in its potential impact against its target.  And Democrats better beware.

Veep Beat: VP Contender Tour Kicks Off  —  Justin Sullivan/Getty Images;Chip Somodevilla/Getty Images  —  VP CONTENDERS BONANZA BEGINS: Mitt Romney may not be making a pick in the next week, but his surrogates and VP contenders are preparing to be on the trail over the next five days while Romney is overseas.

The Battle for Ballot Integrity in Pennsylvania  —  Pennsylvania is, for the moment, ground zero in the battle over voter fraud.  In March, Pennsylvania's legislature enacted a law that requires identification for voting.  The ACLU has sued to enjoin enforcement of the law …

Medicaid Expansion May Lower Death Rate, Study Says  —  Into the maelstrom of debate over whether Medicaid should cover more people comes a new study by Harvard researchers who found that when states expanded their Medicaid programs and gave more poor people health insurance, fewer people died.

Romney-Obama debate formats set: But they matter less this time  —  Charles Dharapak / AP (Romney campaign signs emerge even in London)  —  For the next few days, the news focus will be on two unfolding events: the London Summer Olympics with the athletic events we're able to glimpse …

House GOP typo fix has new mistake  —  Oops!  —  A new rule meant to fix a significant typo in a Republican regulation bill has in it a typo of its own.  —  The new mistake comes after Republican legislative staffers were left red-faced earlier this week when H.R. 4078 was posted on the House Rules Committee website.

It's a Weekday, So It's Time for Another Misleading Edit of an Obama Quote … - Republican-Sponsored Voter ID Laws Could Actually Disenfranchise a Lot of Republicans - Weigel: Another Misleading Edit of an Obama Quote - Did Darwin Have Smoldering Hepatitis?  Should We Dig Him Up To Find Out?

Why gun sales spike after mass shootings: It's not what you might think  —  After the Colorado shooting, gun sales have risen around the country.  For some, it's because they want to buy a gun for self-protection.  But there's a bigger reason, gun-shop owners say.  —  WASHINGTON

North Korea flag mixup to go down in Olympic history as major insult  —  A video before the North Korea-Colombia Olympic women's soccer game Wednesday showed the South Korean flag.  In the history of Olympic host nation embarrassments, it's a whopper.  —  LONDON

Where the Jobs Are  —  WILLISTON, N.D.  —  Right now you are probably asking yourself: “What would it be like to live in a place with an unemployment rate of 1 percent?”  —  Me, too!  So I went to Williston, N.D., to find out.  There are certain things that journalists do as a public service …