KATHMANDU: A man allegedly attacked his three family members with a khukuri over a domestic discord in Chandragiri Municipality of Kathmandu, police said. Bijaya Shrestha (38) of Jokhal, Chandragiri-5 attacked his brother Rajendra (43), sister-in-law Maiya (40) and nephew Rahul (18) with the sharp weapon today, police said. The trio sustained injuries and are undergoing treatment at the Balkhu-based Nilam Hospital. Police, meanwhile, nabbed the suspect and launched an investigation into the case.