Vice President Kamala Harris has put Donald Trump in a box, and the former president so far has been unable to escape, according to an analysis. Trump has been pulling out one trick after another from his playbook that had previously knocked his opponents off balance and kept the spotlight on himself, but the Washington Post’s Dan Balz said Harris has cruised past those snares and forced her GOP rival to play catchup. “As Harris has glided through the past month, Trump has taken to social media or to friendly media interviews in hopes of setting the terms of the conversation, but that has back…