Description: An under-construction tunnel collapsed in Namchi district, Sikkim, resulting in the deaths of 11 workers and project officials. Around 25 people were trapped inside the tunnel at the time of the incident. Rescue and search operations are still underway, and authorities fear the death toll may increase. The tunnel is part of the NHPC Teesta Stage-VI Hydroelectric Project. The Sikkim government has announced a special committee to investigate the cause of the collapse, including reports of a methane gas explosion. Prime Minister Narendra Modi and Union Home Minister Amit Shah have spoken with the Chief Minister regarding the rescue efforts. Location: Namchi District, Sikkim, India.