WASHINGTON, Jumada II 23, 1437, Apr 1, 2016, SPA -- Sheikh Abdullah bin Zayed Al Nahyan, UAE Minister of Foreign Affairs and International Cooperation, has led UAE delegation at the fourth Nuclear Security Summit in 2016, which started yesterday. The two-day event witnesses the participation of 52 countries across the world, representatives of four international organisations including the United Nations (UN), International Criminal Police Organisation (INTERPOL), International Atomic Energy Agency (IAEA) and European Union (EU). The participant leaders exchange views on nuclear terrorism threats, ways of continuous international co-operation and reviewing results to enhance nuclear security. --SPA 21:16 LOCAL TIME 18:16 GMT www.spa.gov.sa/w