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BEDMINSTER TOWNSHIP, NJ - NOVEMBER 19:  (L to R) President-elect Donald Trump shakes hands with retired United States Marine Corps general James Mattis after their meeting at Trump International Golf Club, November 19, 2016 in Bedminster Township, New Jersey. Trump and his transition team are in the process of filling cabinet and other high level positions for the new administration.  (Photo by Drew Angerer/Getty Images)
BEDMINSTER TOWNSHIP, NJ - NOVEMBER 19:  (L to R) President-elect Donald Trump shakes hands with retired United States Marine Corps general James Mattis after their meeting at Trump International Golf Club, November 19, 2016 in Bedminster Township, New Jersey. Trump and his transition team are in the process of filling cabinet and other high level positions for the new administration.  (Photo by Drew Angerer/Getty Images)

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    Mattis faces hurdle for defense secretary

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Mattis faces hurdle for defense secretary

President-elect Donald Trump has praised retired Marine Corps. Gen. James "Mad Dog" Mattis, but a legal statute could preclude him from eligibility for defense secretary. CNN's Jim Sciutto reports.

Mattis faces hurdle for defense secretary

President-elect Donald Trump has praised retired Marine Corps. Gen. James "Mad Dog" Mattis, but a legal statute could preclude him from eligibility for defense secretary. CNN's Jim Sciutto reports.