Rather than blitz, their linebackers often backpedaled at the snap and clogged the middle.

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Also during the January 19 debate, Gingrich subtly backpedaled from his earlier criticism of Bain Capital and private equity investing.

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While Johnson has backpedaled on parts of his turnaround plan, adding back some sales events, critics say it might be too little too late.

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Since that time, Google officials have backpedaled, with the company's two founders saying last week they made a "mistake" that was bad for the company.

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He says he was originally tempted but eventually backpedaled.

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By Wednesday, he had backpedaled on that statement.

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