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The Boston Globe

Business

Mary Barra ascends to top job at General Motors

She’s the first woman to head big automaker

DETROIT — General Motors said Tuesday that its chief executive, Daniel F. Akerson, would retire next month and be succeeded by Mary T. Barra, who would become the first woman to lead a major auto company.

The elevation of Barra, 51, to the chief executive post is the latest dramatic change at the top of General Motors since its bailout by the federal government in 2009.

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