Trump's defense chief visits UAE in first Middle East trip

Jim Mattis, on his debut trip to the region as Pentagon chief, was expected to meet Abu Dhabi Crown Prince Sheikh Mohammed bin Zayed al-Nahayan and U.S. embassy representatives.In late January, Trump and the Crown Prince spoke by telephone and the White House said they had discussed a proposal for safe zones for Syrian refugees displaced by the conflict.A former leader of Central Command, which oversees U.S. military operations in the region, Mattis said in his Senate confirmation hearings that