Ministers Meeting Acting Defense Secretary Dr. Mark T. Esper arrives in Brussels, June 25, 2019, to attend his first NATO defense ministers meeting in the role. He plans to focus on reinforcing the U.S. commitment to strengthening the NATO Alliance, ensuring more equitable burden sharing, bolstering NATO readiness and addressing regional security issues. SHARE: Download: Full Size (1.05 MB) Tags: Esper, Acting Defense Secretary Credit: Lisa Ferdinando, DOD VIRIN: 190625-D-BN624-0178C.JPG Photo Gallery