Rescuers are trying to find trapped workers in hydroelectric plant tunnels after catastrophic flooding in Nepal and Tibet killed at least 900 people and left more than 4,700 missing.

The trapped or missing workers include citizens of Nepal, India, South Korea and China, a Nepal energy ministry official said | India News

Around 3,000 people remain missing on the fourth day of rescue efforts following catastrophic flash flooding on the Nepal-China border. Follow live updates.

Hundreds believed trapped in hydropower tunnels