Photo provided by Colombian Presidency shows Colombian President Juan Manuel Santos taking part in a ceremony to deliver to the Congress the peace agreement with the Revolutionary Armed Forces of Colombia (FARC), in Bogota Aug. 25, 2016. Juan Manuel Santos will sign the final peace deal with the FARC ahead of the Oct. 2 plebiscite to decide whether to approve the agreement or not, government negotiators said on Thursday. (Xinhua/Juan David Tena/Colombian Presidency)