SARLAHI: An unidentified gang abducted a businessman and fired at his elder brother at a marketplace in Haripurba area on Thursday evening. Kailash Shah, 24, was abducted and his brother Surendra, 25, received bullet on his chest and arm at Haripurba Village Development Committee. A gang of 6, who came on motorcycles, had fired 17to 18 rounds of bullet while abducting Shah. Lalbabu Shah, Police Inspector, District Police Office, said that they had detained four persons in connection to the incident. Meanwhile, Dan Bahadur Lungeli, a local of Patharkot VDC-8 was injured when a bomb went off near his house on Thursday evening. The police said that he was undergoing treatment at a local health post and further investigation was underway.