President of Chile Michelle Bachelet (C) attends the Presidents' meeting during the Summit of Heads of States of the Southern Common Market (Mercosur) and Associated States, in the city of Mendoza, Argentina, on July 21, 2017. Members of the Southern Common Market (Mercosur) trade bloc seek to recover the group's trade dynamism by boosting free trade among themselves and with other regions, a senior Argentine official said Friday. (Xinhua/Martin Zabala)
