Addressing Reporters Defense Secretary Dr. Mark T. Esper speaks to reporters during a joint news conference with Army Gen. Mark A. Milley, the chairman of the Joint Chiefs of Staff, at the Pentagon, Oct. 11, 2019. SHARE IMAGE: Download Image: Full Size (1.69 MB) Tags: defense secretary, chairman, esper, milley Photo By: Army Staff Sgt. Nicole Mejia, DOD VIRIN: 191011-D-AP390-1233.JPG Photo Gallery