The National Investigation Agency (NIA) on August 29, filed a supplementary charge sheet against nine people including four Afghan nationals in the 3,000 kg heroin drug haul worth INR 21,000 crore at Mundra port, which was smuggled to India at the behest of Pakistan based terror groups, reports Hindustan Times.Those charge sheeted include four accused from Afghanistan – Jannat Gul Kaker, Mujahid Shinwari, Shami Ullah and Mohammad Lal Kaker; three from Punjab – Sarabjit Singh, Balwinder Singh and Jasvir Singh; and two from Rampur (Uttar Pradesh) – Imtiaz Ahmed and Imran Ahmed. “The accused charge sheeted on Monday are members of international drugs smuggling network involved in trafficking of heroin from Afghanistan to India for further distribution in Punjab, Delhi, Gujarat, UP and other states of India,” said the NIA in a statement.