KATHAMNDU, Feb 22: A man committed suicide after killing his wife, daughter and granddaughter in Swayambhu, Nagarjun Municipality-6, Kathmandu, on Wednesday. According to the police, Raju Ghimire (Kaji BK), 37, who hails from Dudh Kunda Municipality-10 of Solukhumbu and was living in Swayambhu Bhairab Tole killed his wife Ishwari Shrestha (Premkumari Shrestha), 38, eight-year-old daughter Anisha Shrestha and two-and-a-half-year-old granddaughter Shivani Shrestha.