Security forces have arrested two members of the banned militant outfit Kangleipak Communist Party (Taibanganba) from Manipur’s Kakching district for their alleged involvement in extortion activities, police said on Thursday. The two were involved in extortion activities in Sugnu, Chairel and Kakching Khunou area in Kakching district and were arrested on Wednesday, police said. Meanwhile, security forces during search operations in Kangpokpi district on Wednesday seized sophisticated firearms along with ammunition.