photo - FILE - In this June 26, 2008 file photo, then Sen. Chuck Hagel, R-Neb., speaks on foreign policy at the Brookings Institution in Washington. President Barack Obama may round out his new national security leadership team next week, with a nomination for defense secretary expected and a pick to lead the CIA possible. Hagel is the front-runner for the top Pentagon post. (AP Photo/Lauren Victoria Burke, File)
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