Thirty-eight students of Indian Institute of Technology,Delhi (IIT-D) were detained for holding protests in support of Anna Hazare on Saturday. More than 500 students and alumni of IIT-D shouting Desh ka yuwa yahan hai,Rahul Gandhi kahan hai? gathered at campus gate at 4 pm to march towards Rahul Gandhis house on Tughlaq Road. Even though police detained some students,citing law and order problems,protests continued till late evening. The protesters were not allowed to proceed out of the campus. Security,meanwhile,was increased at Tughlaq Road. The three Metro stations in the vicinity of Tughlaq Road Patel Chowk,Udyog Bhawan and Central Secretariat were also closed for three hours. We had permission from Rahul Gandhis office to meet him,even then some students were detained, said a student of IIT who was among the protesters. Secretary of IIT-D Alumni Association,Somnath Bharti,alleged that the detained students were manhandled by the police and forced into police vans.