India, Nov. 19 -- Haryana director general of police (DGP) OP Singh on Tuesday led a room-to-room inspection of suspected hideouts used by accused doctors at the Al-Falah University campus, now central to the investigation into the November 10 Red Fort car blast. After the four-hour raid, Singh said "no extremist will be allowed to hide behind campuses or religious places," as he ordered an overhaul of surveillance and security checks across Faridabad and Nuh.

Singh arrived at the university early on Tuesday with the ADIG (CID) and examined multiple locations allegedly used by the doctors part of the so-called "white-collar" terror module.

"I spent four hours at the university today. Spoke to security staff, administrative officers, fac...