United Nations experts say earthquake damage to the world's largest nuclear power plant, in Japan, appears to be limited and less than expected. The Kashiwazaki-Kariwa station was hit by a 6.8-magnitude quake on 16 July, that killed at least 10 people. There was found to have been a radioactive leak and it was shut down. Inspectors from the International Atomic Energy Agency (IAEA) warned there co