Two people die after a sanitation worker suffocates in a sewage tank at Eldeco Society in Noida’s Sector 150 and a security guard later dies while trying to rescue him. Police say the incident occurs late Saturday night in the area under Knowledge Park police station. According to the accounts, the sanitation worker enters or is already inside a STP/sewage tank for cleaning. He loses consciousness due to asphyxiation. A security guard then enters the tank attempting a rescue. Both men eventually become unresponsive, and local police and fire personnel retrieve them from the tank. Authorities register a case over the incident and investigate the circumstances. Times of India reports that a contractor responsible is arrested, while NDTV identifies the victims as sanitation worker Shashikant Sharma and security guard Akash. No further details are provided across the reports about the duration of exposure or whether any safety equipment was used at the time of the attempt.