U.S. President Donald Trump speaks at a joint press conference with visiting Kuwaiti Amir Sheikh Sabah Al-Ahmed Al-Jaber Al-Sabah (not in the picture) 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)
