The National Investigation Agency (NIA) on Monday conducted extensive searches at multiple locations in Jammu and Kashmir in connection with its probe into the Red Fort car bomb blast case.NIA, which is pursuing various leads in the case, searched nine locations across six districts of Srinagar, Baramulla, Jammu, Kulgam, Ganderbal and Handwara.Several digital devices were seized during the raids and sent for forensic analysis, a statement issued by the counter-terror agency said.A total of 11 accused have been arrested till date for their roles in the deadly blast that shook the national capital on November 10, 2025, killing 13 persons.Umar Un Nabi, a doctor and assistant professor at Al Falah University in Faridabad who blew up an explosive-laden car outside the monument, was also killed in the explosion.NIA found during investigation that Umar had masterminded the blast conspiracy in coordination with arrested co-accused and others, the statement said.The agency is continuing with its efforts to unravel the larger conspiracy behind the terror attack and to identify others involved in the plot to spread mayhem and destabilise the country, it added.