At least seven students died and 10 were injured when a dormitory at a female high school in the Kenyan capital caught fire on Saturday, officials said.Acting Interior Minister Fred Matiang'i told reporters that two of the injured were in critical condition, while the remaining eight were out of danger, Efe news reported. The fire started at around 1.30 a.m. and according to some witnesses emergency services arrived almost two hours later.Matiang'i said that the school, located outside Kibera, Africa's largest urban slum, would remain closed for two weeks while authorities determined the cause of the blaze.