Shares of Didi fall 15% after the Chinese government stops new users from downloading the ride-hailing app as it conducts a cybersecurity review. Krispy Kreme doesn’t raise as much money as it hoped with its IPO. Jason Moser analyzes those stories, discusses the challenge of adding to your winners, and shares why he believes inflation may not be as transitory as once thought.   Want 50% off our Stock Advisor service? Just go to http://StockIdeas.fool.com.