India, May 27 -- The National Investigation Agency (NIA) has arrested Mushtaq Ahmed Ganie of Budgam district in Kashmir in connection with last year's grenade blast in Srinagar market, which killed a woman and left several people injured, people familiar with the development said on Tuesday.

The blast was carried out by terrorists associated with the Islamic State of Iraq and Syria (ISIS)/Islamic State in Jammu and Kashmir (ISJK) and had cross-border links, a NIA officer said.

According to an officer who asked not to be named, Ganie was an overground worker (OGW) and had helped the attackers. "He was arrested on May 22 and is currently being interrogated about his other associates, including overground workers who have links with differ...