Drones helped find people after Nepal floods but the search inside hydropower tunnels is a challenge

Drones helped find people after Nepal floods but the search inside hydropower tunnels is a challenge  AP News

Two days before devastating floods swept through Nepal’s Himalayan region, a filmmaker and drone pilot returned from Tibet through the Rasuwagadhi border crossing, unaware that he would soon join a major rescue effort

Two days before devastating floods swept through Nepal’s Himalayan region, a filmmaker and drone pilot returned from Tibet through the Rasuwagadhi border crossing, unaware that he would soon join a major rescue effort

The operation at Rasuwagadhi involved Nepali Army personnel, engineers and a drone team. The rescuers entered the tunnel after flooding in the Bhote Koshi river raised fears that workers could have been stranded at its far end.