National Investigation Agency (NIA) on July 31, attached Green Valley Academy, one of the oldest and largest arms and physical training centres of Popular Front of India (PFI) as ‘proceeds of terrorism’ under the provisions of Unlawful Activities Prevention (UAPA) Act in Manjeri in Malappuram District in Kerala, reports Times of India. PFI had been using the Green Valley Academy premises to impart arms training, physical training and explosives training to its cadres hand-picked and groomed for the outfit's 'service wing'. The facility was also used to harbour several PFI service wing members after they committed crimes, including murders.