This comes as President Trump praised Saudi Arabia and its ruler, King Salman, but said the monarchy would quickly collapse without U.S. support. Trump was speaking Tuesday at a campaign rally in Mississippi.

President Donald Trump: “We protect Saudi Arabia. Would you say they’re rich? And I love the king, King Salman. But I said, 'King, we're protecting you. You might not be there for two weeks without us. You have to pay for your military. You have to pay.’”