Eyewitness: Volcano eruption in ChilePhotographs from the Eyewitness series Puerto Montt, Chile A volcano in southern Chile has erupted twice, sending up vast clouds of ash that have grounded flights and raised fears over contaminated water and the risk of respiratory illnesses Photograph: Alex Vidal Brecas/EPAView image in fullscreenPuerto Montt, Chile A volcano in southern Chile has erupted twice, sending up vast clouds of ash that have grounded flights and raised fears over contaminated water and the risk of respiratory illnesses Photograph: Alex Vidal Brecas/EPAExplore more on these topicsVolcanoesEyewitness