On Wednesday, Santos announced an extension of the ceasefire regime with the FARC until the end of October.
On Tuesday, the Colombian president announced the start of a new national peace dialogue with the FARC.
On October 2, Colombia's National Election Council said the peace agreement between the government and the FARC rebel movement, signed in September, failed to garner the support of the majority of Colombian voters at a referendum.
The half-century war between the FARC and the Colombian government has claimed the lives of a quarter of a million people. The two parties began peace talks in November 2012 and signed a historic ceasefire agreement in Cuba on August 24.