Japanese Foreign Minister Taro Kono is considering visiting Singapore in early June before the Southeast Asian country is expected to host a U.S.-North Korea summit, Japanese government sources said Monday.Preparations are being made for Kono to meet Singaporean Foreign Minister Vivian Balakrishnan to seek cooperation in sharing information about the summit between U.S. President Donald Trump and North Korean leader Kim Jong Un, planned on June 12, the sources said.If the first-ever summit between the United States and North Korea takes place as planned in the city-state, Singaporean Prime …READ FULL ARTICLE