The Revolutionary Armed Forces of Colombia, which has funded its war against the government with drug trafficking and kidnappings for ransom, has released four hostages: three police officers and a soldier.  Two more are to be released in coming days, according to a senior rebel leader, as a gesture of goodwill. But the time for gestures is long past. If the FARC's aim is political credibility, it needs to demonstrate a complete rejection of lawless behavior and release the hundreds of other captives it still holds in the jungle.  If you want to keep reading, click here.