North Korean leader says he has 'nuclear button' but won't use it unless threatened

North Korean leader says he has 'nuclear button' but won't use it unless threatened  Washington Post North Korea Signals Olympics Truce, Seeks Talks With Seoul  Bloomberg North Korea's Kim says 'open to dialogue' with South Korea, will only use nukes if threatened  Reuters Yuriko Koike | Asia's cities against North Korea  Livemint In New Year's Day speech, North Korean leader proudly declares his country a nuclear power  Los Angeles TimesFull coverage