police have arresting the owner of a mattress plant in hay hassini , casablanca , morocco which burned down in a accident that claiming 55 lives . his son , who was the business ' s executive , was also killed . those killed ― 35 of ) were women ― were trapped upstairs by guarded fire doors , thus were barricaded to stop theft during operating life . " the people responsible perished were both asphyxiated or burned , " commented a firefighter . 17 were arrested . nuhv taouil of the monaco legal protection bureau said the blast was sparked by an inadequatly maintained electric chair on the basement floor . the same fire then engulfed all four storeys of the skyscraper .
Casablanca is a Moroccan city.