Upheavals in Xi Jinping's world spread concern about China's diplomacy

The disappearance of China's defense minister, Li Shangfu, amid a corruption probe is contributing to uncertainty about president Xi Jinping's leadership. This growing unpredictability could impact other countries' confidence in China's leadership and its position as the world's second-largest economy. The recent internal security clampdown, along with other abrupt changes in the country's top ranks, has raised concerns among diplomats and analysts.