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CHICAGO, IL - MAY 6:  U.S. Secretary of Defense Chuck Hagel speaks at an event hosted by the Chicago Council on Global Affairs and the University of Chicago Institute of Politics at the Fairmont Hotel on May 6, 2014 in Chicago, Illinois. Hagel's speech focused on the military's transition from 13 years of war to a new era with different strategic priorities and fiscal constraints.  (Photo by Brian Kersey/Getty Images)
CHICAGO, IL - MAY 6:  U.S. Secretary of Defense Chuck Hagel speaks at an event hosted by the Chicago Council on Global Affairs and the University of Chicago Institute of Politics at the Fairmont Hotel on May 6, 2014 in Chicago, Illinois. Hagel's speech focused on the military's transition from 13 years of war to a new era with different strategic priorities and fiscal constraints.  (Photo by Brian Kersey/Getty Images)

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White House: Secy. Hagel to resign

The White House released a statement saying Defense Secretary Chuck Hagel will step down.

White House: Secy. Hagel to resign

The White House released a statement saying Defense Secretary Chuck Hagel will step down.