Shimla, Jan. 4 -- A day after National Investigation Agency (NIA) reached Nalagarh to visit the explosion spot, chief minister Sukhvinder Singh Sukhu said that NIA is investigating the Nalagarh bomb blast in Solan district, and anything regarding the perpetrators of the incident will be known once the agency submits its report Sukhu said this while talking to the mediapersons after laying the foundation stone of the Centre of Excellence for divyangjan in Kandaghat. He said the state forensic experts have taken samples from the site, and CCTV footage of the area is also being scanned. "Since the matter is under investigation, anything regarding the perpetrators of the incident could be revealed only after the NIA submits its report," he added. htc...