Titolo: Presidential Candidates Address NRA Annual Meeting In St. Louis

Descrizione: ST. LOUIS, MO - APRIL 13: A visitor looks at a Taurus revolver during the NRA Annual Meetings and Exhibits April 13, 2012 at the America's Center in St. Louis, Missouri. More than 60,000 people are expected to attend the convention, which runs through Sunday. Republican presidential candidates former Massachusetts Governor Mitt Romney, former Speaker of the House Newt Gingrich, and former U.S. Sen. Rick Santorum are all scheduled to speak. (Photo by Whitney Curtis/Getty Images)

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