Revolutionary Armed Forces of Colombia say they’ll cease fire on condition that they’re not attacked by the US-backed militaryColombia’s government on Thursday rebuffed a unilateral truce declared by the country’s largest rebel group, saying the guerrillas’ conditions are unacceptable until a peace deal is reached.The Revolutionary Armed Forces of Colombia on Wednesday said it would lay down its weapons for an unlimited period to bolster peace talks that have been held in Cuba for the past two years.