Pentagon Welcome Defense Secretary Jim Mattis, right, welcomes Turkish Defense Minister Fikri Işık to the Pentagon, where the two defense leaders discussed their nations’ bilateral military relationship and issues of mutual concern, April 13, 2017. DoD photo by Air Force Staff Sgt. Jette Carr SHARE IMAGE: Download Image: Full Size (0.44 MB) Tags: JIm Mattis, SecDef Photo By: Staff Sgt. Jette Carr VIRIN: 170413-D-GY869-064.JPG Photo Gallery