Nearly half the U.S. population uses TikTok, and CEO Shou Zi Chew's testimony before Congress on Mar. 23, 2023, did little to ease concerns over data security, privacy and ties to the Chinese Communist Party. Images: AFP/Getty Images/Reuters Composite: Mark Kelly The Communist Party in the era of Xi Jinping has increasingly sought to extend its political coercion far beyond China’s shores. The latest example comes from Canada, which on Monday expelled a Chinese diplomat allegedly involved in a scheme to target a lawmaker and his family. Reporters from Canada’s Globe and Mail broke the story when they obtained a…