Brussels Handshake Acting Defense Secretary Dr. Mark T. Esper meets with Turkish Defense Minister Hulusi Akar at NATO headquarters in Brussels, June 26, 2019. SHARE IMAGE: Download Image: Full Size (1.28 MB) Tags: NATO, partnerships, Esper, acting defense secretary Photo By: Lisa Ferdinando, DOD VIRIN: 190626-D-BN624-0115Y.JPG Photo Gallery