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US Republican Representative Darrell Issa of California on Capitol Hill in Washington, DC.

Another agenda item for House Republicans: investigating alleged wrongdoing by the Obama Administration. California Republican Darryl Issa chairs the House Committee on Oversight and Government Reform. He represents southwest Riverside and north San Diego Counties. This week's New Yorker Magazine proflies Issa, who's had some past ethical and legal problems of his own. Ryan Lizza wrote the story.