It has a lot to do with Syria's chemical weapons. The United States launched 60 Tomahawk missiles against Syria. As the saying goes, "When war breaks out, there are two thousand gold", which means that war will lead to currency depreciation, and currency depreciation will lead to an increase in the value of gold. For example, 50 dollars can buy 1 gram of gold, but now it costs 55 dollars. That's what it means.