SHILLONG: Following the arrest of two overground workers of the HNLC on Friday, police picked up a woman linked with the outfit here on Saturday. According to police, the female overground worker, identified as Wandalin Diengdoh (40) of Lower Mawprem, is the sister of senior HNLC cadre Phrangkupar Diengdoh alias Hep Metal who has been in hiding in Bangladesh for a long time. The two HNLC workers arrested on Friday were forwarded to Court and remanded to police custody for seven days.