Pentagon in its longest-ever stretch of leadership limbo

Military Times: When he resigned as defense secretary last December, Jim Mattis thought it might take two months to install a successor. That seemed terribly long at the time.

Seven months later, the U.S. still has no confirmed defense chief even with the nation facing potential armed conflict with Iran. That's the longest such stretch in Pentagon history.

There is also no confirmed deputy defense secretary, and other significant senior civilian and military Pentagon positions are in limbo, more than at any recent time.

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