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WASHINGTON, DC - NOVEMBER 24:  U.S. President Barack Obama (R) speaks as Secretary of Defense Chuck Hagel looks on during a press conference announcing Hagel's resignation in the State Dining Room of the White House November 24, 2014 in Washington, DC. Sources say Hagel plans to remain in office until his successor is confirmed by the Senate.  (Photo by Alex Wong/Getty Images)
WASHINGTON, DC - NOVEMBER 24:  U.S. President Barack Obama (R) speaks as Secretary of Defense Chuck Hagel looks on during a press conference announcing Hagel's resignation in the State Dining Room of the White House November 24, 2014 in Washington, DC. Sources say Hagel plans to remain in office until his successor is confirmed by the Senate.  (Photo by Alex Wong/Getty Images)

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Defense Secretary Hagel to step down

President announces Hagel's resignation, defense chief will stay in job until successor is confirmed.

Defense Secretary Hagel to step down

President announces Hagel's resignation, defense chief will stay in job until successor is confirmed.