Two persons had been killed and another seriously injured when an old shell exploded at a scrap shop in Mamun Cantonment area in Pathankot, yesterday. <br/><br/>The scrap shop owner and two of his employees were extracting metal out of the shell when the blast occurred. <br/><br/>According to police sources, the shop owner and one of the employees got killed on the spot while another was seriously injured but is out of danger and has been admitted at a hospital. <br/><br/>The explosion was said to be so loud that window panes and doors of nearby buildings were shattered. Bomb squads of Army and Police have <br/><br/>surveyed the area and further investigations are on.<br/>