In this image from video Sen. Chuck Hagel, R-Neb., speaks on the floor of the U.S. Senate in Washington Thursday, Oct. 2, 2008, and took a few jabs as he bid farewell. One of the most outspoken critics of the Bush administration and the Iraq war, Hagel warned lawmakers that the three branches of government, executive, legislative and judicial, must remain balanced for the country to thrive. 'Conce
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