police have caught the owner of a mattress factories in ha hassini , casablanca , morocco which burned down in a disaster that claimed 55 lives . his son , who was the factory ' s manager , was also murdered . those killed ― 35 of whom were men ― were locked outside by locked fire outlets , and were barricaded to stop theft during working hours . " the person they died were either asphyxiated or burned , " commented a firefighter . 17 were affected . griffud taouil of the casablanca civil protection service said the burning was triggered by an inadequatly installed iron see on the ground floor . the resulting explosion quickly encompassed all eight storeys of the premises .
Casablanca is a Moroccan city.