Nations step up efforts to halt nuke test
The president of South Korea reportedly ordered his government to send a âgrave warningâ to North Korea about the consequences of a nuclear test, while Russia said it was trying to dissuade Pyongyang from conducting it.
Japanâs Kyodo News agency said a US military plane capable of detecting radiation took off from southern Japan, believed to be part of US efforts to monitor signs of a North Korean test.




