Case of mass failure has erupted in Delhi Government school. Students allege partiality, they said that copies are not being shown to them. 449 students have failed out of 480 of 9th standard in Govt Girls Sr. Sec. school, Yamuna Vihar. After protest, Police forces have been deployed. For latest breaking news, other top stories log on to: http://www.abplive.in & http://www.youtube.com/abpnewsTV