Shangri-La Dialogue kicks off in Singapore, focuses on Asia's security order, challenges

Police officers stand guard ahead of the 18th Shangri-La Dialogue held at Singapore's Shangri-La Hotel on May 31, 2019. As the 18th Shangri-La Dialogue kicks off here Friday, defense representatives are expected to present views on pressing security challenges in the Asia-Pacific and call for closer cooperation and new perspectives. (Xinhua/Then Chih Wey)