DIPHU, July 18: Incidents of violence continue to rock the Karbi Anglong Hill district as militants belonging to the United People's Democratic Solidarity (UPDS) gunned down at least six persons in the Baithalangshu area of the district last night. This was the second major incident of killing in the district within the last three days as 10 persons were killed in the Keroni area of the district on July 16 last. A group of suspected UPDS militants shot dead Basa Kro (aged 65 years) and his wife Lisha Terapi (55) from close range at Karoigaon village under Baithalangshu Police Station at midnight yesterday. Their daughter Longik Kropi (25) received bullet injuries and was shifted to Nagaon Civil Hospital for treatment. The UPDS militants later killed Kheru Singnar (55) and his wife Amphu Kramsapi (50) of the nearby Khamjam village under the same police station. The militants then took away Hemari Tokpi (63) and his son Ranjit Tokpi (18) from their house and killed both of them at Belbari village under Kheroni Police Station. It may be mentioned here that Assam Chief Minister Prafulla Kumar Mahanta visited those areas yesterday and the killings took place only hours after his visit.