KATHMANDU, AUGUST 31 A search operation inside the tunnel of the Rasuwagadhi Hydropower Project in Rasuwa, which was affected by Wednesday's Bhotekoshi River flood, has found no one, the Nepali Army said. The search team entered the nearly 250-metre-long tunnel and reached about 225 metres inside but found no casualties or survivors. The rescue team also used a drone to search the tunnel before ending the operation.