FILE - In this March 20, 2018 file photo, President Donald Trump shows a chart highlighting arms sales to Saudi Arabia during a meeting with Saudi Crown Prince Mohammed bin Salman in the Oval Office of the White House, in Washington. Arab states resoundingly condemned the killing of more than 50 Palestinians on Monday, May 14, 2018 in Gaza protests, just as they have after previous Israeli violence going back decades. But behind the scenes, fears over Iran have divided Arab leaders, with some willing to quietly reach out to Israel. (AP Photo/Evan Vucci, File)