Srinagar, Dec. 16 -- The National Investigation Agency (NIA) on Monday filed a chargesheet against seven accused in April 22 Pahalgam terror attack case, including the Pakistan-based Lashkar-e-Taiba (LeT) and its proxy The Resistance Front (TRF) terrorist organisations besides a handler based in the neighbouring country.An NIA spokesman said the chargesheet, which details Pakistan's conspiracy, roles of the accused, and supporting evidence in the case, has charged the banned LeT/TRF as a legal entity for its role in planning, facilitating, and executing the Pahalgam attack.The attack, which involved religion-based targeted killings by the Pak-sponsored terrorists, left 25 tourists and one local civilian dead."Pakistani handler terrorist S...