SHILLONG: A person, who fell down from a building at a construction site at Madanriting on Thursday night succumbed to his injuries the next day. According to police, on the night of December 24, one Topas Sangma (24) fell down from the stairs of a construction site at Madanriting and sustained injuries. He was removed to NEIGRIHMS where he succumbed to his injuries on December 25.