Attorney General Eric Holder listens at right as Environmental Protection Agency Administrator Gina McCarthy speaks during a news conference at the Justice Department in Washington on Monday. Evan Vucci/AP hide caption

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The Environmental Protection Agency found Hyundai and its sister company, Kia, overstated the fuel economy ratings on about 900,000 cars. Nam Y. Huh/AP hide caption

toggle caption Nam Y. Huh/AP

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