Rescue teams have recovered 20 bodies from a tunnel collapse in the Indian state of Sikkim, with an additional 11 bodies found in the neighboring region of north Bengal. The tunnel, which was under construction, collapsed recently, triggering a large-scale rescue operation. Officials have not yet released details about the victims or the exact cause of the accident. The collapse occurred in a mountainous area known for difficult terrain and frequent infrastructure challenges. Authorities are investigating whether geological instability or construction flaws contributed to the disaster. The incident has raised concerns about safety standards in similar projects across the Himalayan region. Rescue efforts continue as teams search for any remaining missing persons. Local government and disaster response agencies are coordinating the operation. Further updates are expected as the investigation proceeds. This tragedy follows a series of infrastructure accidents in India, highlighting ongoing risks in large-scale construction projects.