One person has been killed in the collapse of the building at Udyog Vihar Phase 1 in Gurugram of Haryana. Three people are still in custody. Earlier, a worker was rescued from the rubble. “A total of 4 were trapped in the rubble. While 2 were rescued safely, one body was also recovered. A worker is still trapped and attempts are made to rescue him. Compensation to be given according to the rules,” said DC Nishant Kumar Yadav.