The arms trade between South Korea and the U.S. could take-off if KAI / Lockheed Martin can secure a $13 billion T-50 jet trainer sale to the USAF. That would conflict with trade policy though, where the U.S. government is looking to cut its trade deficit with South Korea via the KORUS FTA renegotiation. The jet trainer sale, if delivered over 10 years, would add 8% to the deficit. By comparison South Korea was a net buyer of $194 million of U.S. weapons and aircraft in the past 12 months. The Trump administration is also more focused on export sales for the military sector. The U.S. Dep...