Colombia’s Cano Limon-Covenas oil pipeline, the country’s second biggest by volume, has been shut due to damage from bomb attacks by leftist FARC rebels which caused a significant spill that has contaminated two rivers, the army said on Wednesday. Revolutionary Armed Forces of Colombia rebels, known as FARC, have intensified attacks on infrastructure in the past few weeks after calling off a unilateral ceasefire. They have attacked pipelines and trucks carrying crude oil, as well as damaging transmission lines, cutting power to large towns. The army confirmed that four troops were also killed on Wednesday after being ambushed by the FARC who set off remote-controlled explosives and fired on them with machine guns while on patrol in the southern province of Caqueta. State-run Ecopetrol which operates the Cano Limon pipeline through its Cenit subsidiary, said in a statement it is taking measures to contain the spill as local […]