North Korean leader says he's 'open to dialogue' with South Korea

North Korean leader Kim Jong Un said in a televised New Year's Day address that he is "open to dialogue" with South Korea, Reuters reports. Kim additionally boasted that he has a nuclear button on his desk and could attack the U.S., but said he would only use the weapons if threatened. The mixed message came after a year of escalating tensions over Pyongyang's nuclear and missile tests. Kim called his country "a peace-loving and responsible nuclear power," and said he would consider sending a de...