New Delhi, Dec. 19 -- The National Investigation Agency (NIA) on Thursday arrested a resident of Jammu and Kashmir over his alleged role in the November 10 blast near Delhi's Red Fort that killed at least 12 people. This is the ninth arrest in the case, officials said.

The accused has been identified as Yasir Ahmad Dar, a resident of Shopian district. In a statement, NIA said its investigation had revealed Dar's "active role" in the conspiracy behind the attack. "An active participant in the conspiracy, he had sworn allegiance and taken an oath for carrying out self-sacrificial operations," the agency said, adding that he was in close contact with other key accused, including the alleged suicide bomber Dr Umar un-Nabi.

The blast occurre...