Nine coal workers dead after gas explosion rips through mine trapping 15 inside weeks after safety fears were raised

AT LEAST nine workers have been killed in a blast at a coal mine in Colombia - just weeks after inspectors raised safety concerns. Another six miners were rescued from the shafts after emergency services rushed to the scene in Sutatausa, about 45 miles north of the capital, Bogota. Colombia's National Mining Agency (ANM) had...