Spotlight: Munich Security Conference opens amid uncertain transatlantic ties, world challenges

German Defense Minister Ursula von der Leyen makes her opening address during the 54th Munich Security Conference (MSC) in Munich, Germany, Feb. 16, The future role of the European Union (EU) as a global actor and its relations with Russia and the United States are among the key focuses of the 54th MSC, which officially opened here Friday afternoon.(Xinhua/Luo Huanhuan)