Flash floods in a border area of Nepal and China have killed at least 75 people and left hundreds missing. A wall of water crashed through a Himalayan river valley between Nepal and the Chinese territory of Tibet, the Nepali authorities said. Key points and original sources are listed below.

• Flash floods in a border area of Nepal and China have killed at least 75 people and left hundreds missing.S1

• A wall of water crashed through a Himalayan river valley between Nepal and the Chinese territory of Tibet, the Nepali authorities said. The missing included border officials, port workers and foreign tourists.S2