Morrisson and Esper Australian Prime Minister Scott Morrisson, left, and Defense Secretary Dr. Mark T. Esper walk up the steps toward Esper’s office before a bilateral meeting at the Pentagon, Sept. 20, 2019. SHARE IMAGE: Download Image: Small (0 KB)| Medium (51.2 KB)| Full Size (0.48 MB) Tags: Defense Secretary , SecDef, Australia, Esper Photo By: Lisa Ferdinando, DOD VIRIN: 190920-D-BN624-0201.JPG Photo Gallery