bombs, a fiery mix of lava and lightning. calbuco rumbling back to life after sitting dormant 40 years. "there's panic, chaos and traffic jams" she says. a column of ash and toxic gas shot six miles into the air. thousands are on the move and in a state of panic. the fallout could contaminate water and is causing health concerns as far away as argentina. the problem, says chile's president, is respiratory issues. the ash could also generate environmental pollution. chile, part of the pacific ring of fire, is home to the second largest chain of volcanoes in the world. tonight calbuco is putting on an awesome display of mother nature's power, danger and raw beauty. miguel almaguer, nbc news. >> what a stunning image. when we come back, the latin superstar whose music video is leaving beyonce and justin timberlake in the dust.