Bogota [Colombia], May 11 (ANI/WAM): Four workers were killed in an explosion at a coal mine in central Colombia, in an area that witnessed a similar incident a week earlier that left nine people dead.Jorge Emilio Rey, Governor of the Cundinamarca region, said in a post on the X platform that the four miners who had been trapped in the Las Quintas mine in the Cucunuba area were found dead. (ANI/WAM)(This content is sourced from a syndicated feed and is published as received. The Tribune assumes no responsibility or liability for its accuracy, completeness, or content.)