New Delhi: Delhi Police stepped up security across the national capital on Saturday as soon the news of Delhi braveheart dying in a Singapore hospital came in. The police barricaded all entry points to India Gate, where massive protests took place in last few days following the brutal gangrape and assault of a 23-year-old paramedical student, along with roads leading to Vijay Chowk and Rajpath. Prohibitory orders under Section 144 have also been imposed in the New Delhi district of the national capital.