HONG KONG (AP) — Asian stocks were mixed Monday as investors kept a wary eye on joint military drills between U.S. and South Korean forces and awaited a key meeting of central bankers later this week. KEEPING SCORE: Japan's benchmark Nikkei 225 index lost 0.4 percent to 19,399.01 and South Korea's Kospi dipped 0.1 percent to 2,355.11.Read more on NewsOK.com