James N. Mattis, the 26th Secretary of Defense, poses for his official portrait in the Army portrait studio at the Pentagon in Arlington, Virginia, Jan 25, 2017. (U.S. Army photo by Monica King/Released)
170125-A-SS368-005
James N. Mattis, the 26th Secretary of Defense, poses for his official portrait in the Army portrait studio at the Pentagon in Arlington, Virginia, Jan 25, 2017. (U.S. Army photo by Monica King/Released)