India, Aug. 31 -- Search and rescue operations across the disaster-stricken Nepal and Tibet border have entered a harrowing new phase, with cumulative death tolls surpassing 800 people and nearly 3,000 individuals remaining unaccounted for following catastrophic flash floods.

Emergency personnel, military forces, and international specialists are battling treacherous, leg-sucking mud and adverse weather conditions to locate survivors and clear blocked infrastructure. The disaster, triggered by a massive upstream glacial collapse and landslide, has decimated remote villages, flattened border checkpoints, and trapped numerous workers inside subterranean hydropower tunnels.

Nepal Flood Latest News: What Are the Main Challenges Facing Emerg...