The finance ministers of the United States, Japan and South Korea said Wednesday that they have discussed the Asian countries' "serious concerns" about the recent sharp depreciation of their currencies against the U.S. dollar.As the countries expand the scope of their cooperation beyond security affairs, U.S. Treasury Secretary Janet Yellen and her Japanese and South Korean counterparts, respectively Shunichi Suzuki and Choi Sang Mok, met in Washington on the sidelines of the spring meetings of the International Monetary Fund and the World Bank.During the first-ever trilateral meeting of th…READ FULL ARTICLE