This is no freak accident; it reflects on poor facilities maintenance.
http://www.msn.com/en-sg/news/other...-school/ar-BBAeoc5?li=AAaGkVj&ocid=spartanntp
http://www.msn.com/en-sg/news/other...-school/ar-BBAeoc5?li=AAaGkVj&ocid=spartanntp