Singapore Arrival Acting Defense Secretary Patrick M. Shanahan arrives in Singapore where he will attend the Shangri-La Dialogue and meet with key leaders in the region, May 30, 2019. SHARE IMAGE: Download Image: Full Size (1.77 MB) Tags: Shanahan, Indo-Pacific, Partnerships, Acting Defense Secretary Photo By: Lisa Ferdinando, DOD VIRIN: 190530-D-BN624-0966A.JPG Photo Gallery