New Delhi, Nov. 24 -- Delhi Police on Monday summoned three more teachers for questioning in connection with the suicide of a 16-year-old Class 10 student at Rajendra Place Metro Station.

Police questioned two other teachers on Sunday, while some students have also been examined as part of the investigation.

Earlier, the school, located in central Delhi, had suspended four of its staff members.

Meanwhile, the parents demanded strict action against those responsible, saying their son had been under severe mental stress due to alleged harassment by school teachers.

Speaking to ANI, the deceased's father said, "My son was very intelligent. He won many medals and certificates. And the last time I spoke to him, I never felt that he would t...