Nikki Haley. Pic/AFP

United States ambassador to the United Nations Nikki Haley on Saturday said that the US is 'locked and loaded' in an event of a chemical attack by Syrian President Bashar Al Assad. While addressing a United Nations Security Council meeting held to discuss upon the recent chemical attack on Syria, US ambassador Haley reiterated the US commitment to draw a red line by President Trump against the use of chemical weapons, as reported by the Fox News."