(Warning Graphic) Hundreds killed in Kiss Nightclub in Santa Maria, Brazil

DEVELOPING: Brazil nightclub fire kills at least 180

At least 180 people were killed in a nightclub fire in southern Brazil on Sunday after a band's pyrotechnics show set the establishment ablaze, and fleeing patrons were unable to find the emergency exits, local police said. More on this developing story: http://nbcnews.to/X36J99