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Mayors Against Illegal Guns

Could stricter laws have stopped the Lafayette shooting?

Louisiana Gov. Bobby Jindal did a remarkable thing over the weekend, at least by the standards of Republicans running for president: He argued that stricter gun control laws might have stopped a mass shooting. For the first few days after a gunman opened fire on the patrons of a movie theater in Lafayette, La., Mr. Jindal, who sports an A-plus rating from the National Rifle Association, stuck to the line that it was time for prayers and hugs, not politics. But on Sunday, he made the claim that if all states had gun control laws as tough as...