Oprah Winfrey talks with President Obama and first lady Michelle Obama during a taping of the Oprah Winfrey show in April. The final episode of Winfrey's 25-year-old talk show airs Wednesday. Mandel Ngan/AFP/Getty Images hide caption

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Toyota Tundra trucks are lined up at an Arizona dealership in April, when the automaker recalled about 51,000 of the vehicles. Ross D. Franklin/AP hide caption

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A model climbs out of an Audi during the New York International Auto Show. Don Emmert /AFP/Getty Images hide caption

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An auto detailer polishes the new 2012 Volkswagen Beetle on the floor of the New York International Auto Show. Spencer Platt/Getty Images hide caption

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A security guard stands near the Toyota exhibit at the 2011 New York International Auto Show on Thursday. Mary Altaffer/AP hide caption

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Protesters gather at the Ohio Statehouse on April 9 to help launch the campaign to get a referendum on Ohio's Senate Bill 5, which curtails public workers' collective bargaining rights. Jay LaPrete/AP hide caption

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