Najeeb Ahmad, was a resident of room 106 of Mahi/Mandavi hostel, has been missing since Sunday allegedly after an altercation with a few students on Saturday night, they added.
A case under section 365 (kidnapping with intent secretly and wrong fully to confine person) of IPC has been registered at the Vasant Kunj North police station on the basis of a complaint by his parents, police said.
An AISA activist said Najeeb, who joined the hostel a fortnight ago, had an altercation with some ABVP activists on Saturday night when they were holding a door-to-door campaign at the hostel for the mess committee election.
Najeeb allegedly slapped a student following which residents of the hostel asked him to vacate his room. However, the activist alleged, "It all started with a scuffle between two groups of students, but then an entiregroup of ABVP activists came to avenge it and beat him up," the activist said.
All those who tried to save him, including the warden, JNUSU President and hostel residents were also beaten up. There was a protest organised by JNUSU at the university demanding the JNU administration to immediately take up thematter with the police from the university's side, said a student.