India, Dec. 11 -- New Delhi

A month on since a blast in a car near the Red Fort left at least 12 people dead, security deployment in the area has heightened as the crowds have returned to one of Capital's most iconic spots.

The police have also installed more than 130 additional CCTV cameras at the Sunehri Masjid, where suicide bomber Dr Umar un-Nabi stayed in his white Hyundai i20 car for nearly three hours before the incident. An officer said audit of more than 60 spots near Chandni Chowk and Red Fort has been done. The deployment at the Red Fort police post, which was also damaged during the blast, has been doubled.

"We have taken up the anti-enchroachment and tenant servant verification drive along with the MCD to ensure safety. Mo...