Delhi police started interrogating the detained person and another youth who allegedly helped the victim's stalker, sources informed. However, the investigation has not yet revealed any concrete evidence in the murder case as police sources failed to gather any statements from the eyewitnesses.
Despite Delhi Chief Minister Sheila Dikshit's assurance of safety, witnesses feared to come up and indulge in the police bureaucracy. "No one is coming forward to help investigations, there are no concrete witnesses," said DCP (South) HGS Dhaliwal.
Citing the sluggishness in the murder investigation, students of Delhi University asked their class mates to boycott classes. The Akhil Bharatiya Vidyarthi Parishad (ABVP) too has called for a strike in Delhi University. While people from Radhika's residence and its neighbourhood called for a "chakka bandh" (strike) on Friday, Mar 11.
In the wake of raise concern over the rising crime against women in the national capital and about the severe destiny of Radhika, a candle march was taken out by students of various colleges, from South Campus to India Gate on Thursday, Mar 10.
22-year-old Radhika was shot dead in Delhi's busy Dhaula Kuan area which is near to her college Ramlal Anand College. Radhika was a second year student of a BA course. Radhika was ironically murdered on the international womens' day on Mar 8.