New Delhi, May 30 -- Police in Kenya have arrested eight female students on suspicion of arson, authorities said Friday, after a fire destroyed a dormitory at a boarding school, killing 16 children and injuring dozens of others. The motive is still unknown.

Police held 30 students overnight for questioning. Authorities said school administrators would face disciplinary action for safety violations after an exit door was found to be locked during the panicked rush to escape the building. At least 79 people were injured.

Education Minister Julius Ogamba said two teachers were aware that students were planning something but failed to take appropriate action, without elaborating.

A full day after the blaze, some parents said they had still...