India, Nov. 12 -- The Jammu & Kashmir Police team and the National Investigation Agency (NIA) visited Al-Falah Medical College in Haryana's Faridabad on Wednesday in search of another doctor in connection with Monday's explosion in a white Hyundai i20 car in the heart of old Delhi, which killed at least 10 people and injured a dozen.

The visit comes amid growing scrutiny of the institution after three doctors linked to the college were arrested for their alleged role in the Red Fort blast and the recovery of 2,900 kilograms of ammonium nitrate from rented accommodations in Dhauj and Fatehpur Taga villages.

Police officers associated with the case said a team from the NIA visited the campus earlier in the day to collect evidence and ques...