Six people were killed and two remain missing following floods caused by heavy rain in Morocco, the interior ministry said on Saturday.In Taroudant province, four people of the same family died after floods swept away their home, while another woman was reported missing, the ministry said in a statement.In Ouarzazate province, a woman died when her home was flooded and a man died while trying to cross Oued Dades along with another man who is still missing, Xinhua news agency reported.Heavy rains have caused floods in the desert-dominated southern Morocco since Tuesday.