Delhi police on Saturday detained the absconding minor in connection with the mysterious death of a Class 9 student in northeast Delhi's Karawal Nagar.
Sixteen-year-old Tusshar Kumar was found unconscious by some students in the bathroom of his school on February 1 and then admitted to a hospital.
He was later referred to the GTB Hospital that declared him dead on arrival.
CCTV footage revealed that some students went after Tusshar to the washroom, they
said.
The accused students allegedly punched Tusshar in the neck and face. According to the police, it was suspected that the student died of internal injuries sustained during the scuffle.Three students with whom the victim had a fight were apprehended, a senior police official said, adding that they were minors.
Police said they are probing whether other students were also involved in the scuffle.
On the basis of complaint by the boy's family, a murder case was registered on Friday.