The top diplomats of Japan, the United States and South Korea agreed Thursday to pursue closer cooperation in addressing North Korea's steady development of nuclear and missile capabilities, and its expanding military cooperation with Russia."Cooperation and coordination with our closest allies is more important than ever," U.S. Secretary of State Antony Blinken said as he met with his Japanese and South Korean counterparts, Yoko Kamikawa and Cho Tae Yul, in Rio de Janeiro, citing regional challenges also including "increasingly assertive actions" by China.In addition to North Korea, Blinke…READ FULL ARTICLE