Image provided by Colombia's Presidency shows Colombian President Juan Manuel Santos (L) and his wife Maria Clemencia Rodriguez taking part in the opening ceremony of the 26th Walk of Solidarity for Colombia held by the Solidarity For Colombia Fundation, in Bogota, Colombia, on Aug. 31, 2014. The Walk of Solidarity for Colombia was organized to seek funds for social assistance, according to local press. (Xinhua/Cesar Carrion/Colombia's Presidency)