Four demolition workers were killed and five injured when a four-storey building they had been tearing down collapsed. The deceased have been identified as Pot Bahadur Pandey, 45, of Sundaradevi-9 in Nuwakot, Ganesh BK, 41, of Taruka-1 in Nuwakot, Bishnu Bhandari, 35, of Baireni-8 in Dhadhing and Bhupal Thapa Magar, 30, of Dharapani-8 in Khotang.