On April 22, Assam Rifles launched an operation inKangkum village in Kamjong District of Manipur and arrested five hardcore cadres affiliated with Kanglei Yaol Kanna Lup (KYKL), People’s Revolutionary Pary of Kangleipak (PREPAK) and National Socialist Council of Nagaland -Issak Muivah (NSCN-IM), reports Northeast Now.