Riyadh, Jumada I 24, 1439, February 10, 2018, SPA -- A seminar entitled "Combating Extremism and Countering Terrorism in the World" was held in Riyadh today as part of the cultural activities of the National Festival of Heritage and Culture. The seminar's participants addressed causes of terrorism and how to combat terrorism and extremism. --SPA 23:50 LOCAL TIME 20:50 GMT www.spa.gov.sa/w608065