Secretary-General Ban Ki-moon (top left) poses for a group photo with participants of the 11th East Asia Summit, in Vientiane, Lao People’s Democratic Republic. UN Photo/Eskinder Debebe

Secretary-General Ban Ki-moon (top left) poses for a group photo with participants of the 11th East Asia Summit, in Vientiane, Lao People’s Democratic Republic. UN Photo/Eskinder Debebe