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Rep. Murphy: GM's corporate culture at crux of recall

Wednesday, 18 Jun 2014 | 7:35 AM ET

Rep. Tim Murphy, (R-Pa.), discusses what he will be asking GM's Mary Barra when she testifies today on Capitol Hill. I think the tone that Barra is setting at the top is going to be helpful, says Robert Nardelli, XLR-8 founder and former Chrysler chairman & CEO.