SUV's Transportation secretary Rodney Slater announced today that the federal government plans to rate cars and trucks on their propensity to roll over. This is allegedly a serious problem in some trucks and SUV's. But at least one car manufacturer says the test the government intends to use is the wrong one. NPR's Don Gonyea reports.

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SUV's

May 25, 200012:00 AM ET

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SUV's

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Transportation secretary Rodney Slater announced today that the federal government plans to rate cars and trucks on their propensity to roll over. This is allegedly a serious problem in some trucks and SUV's. But at least one car manufacturer says the test the government intends to use is the wrong one. NPR's Don Gonyea reports.