Global shares are mostly lower as investors watch to see what might come of a planned meeting between President Donald Trump and China's top leaderA currency trader talks on the phone near a screen showing the Korea Composite Stock Price Index (KOSPI) and the foreign exchange rate between U.S. dollar and South Korean won, right, at the foreign exchange dealing room of the Hana Bank headquarters in Seoul, South Korea, Tuesday, Oct. 28, 2025. (AP Photo/Ahn Young-joon)TOKYO -- Global shares were mostly lower o ...