The National Rifle Association will argue that greater restrictions are not the answer to gun violence at a Senate hearing on Wednesday, which is likely to stoke skepticism that legislation to tighten controls will advance very far this year.NRA Executive Vice President Wayne LaPierre, in testimony released on Tuesday on the eve of the Senate Judiciary Committee hearing, showed no signs of backing down from opposition to gun controls advocated by President Barack Obama and Democratic lawmakers after a mass shooting at a Connecticut elementary school in December.

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