U.S. President Donald Trump (1st R) welcomes visiting Kuwaiti Amir Sheikh Sabah Al-Ahmed Al-Jaber Al-Sabah (2nd R) at the White House in Washington D.C., the United States, on Sept. 7, 2017. Trump said on Thursday that he would be willing to mediate an ongoing dispute between Qatar and other Middle East countries. (Xinhua/Yin Bogu)
