Srinagar: Three youths were injured in an alleged incident of knife attack during the sidelines of a rally attended by National Conference President and party’s candidate for Anantnag- Rajouri Parliamentary Constituency, Mian Altaf, in Mendhar Poonch district on Sunday. Official sources told GNS that there was a clash between two groups on the sidelines of the rally during which knife was used by one of the clashing groups, leading to injuries to three youths. They said that the injured trio was shifted to near by hospital where from they were shifted to GMC Rajouri for advanced treatment. Con…