LONDON — Chelsea kept their season alive by beating Borussia Dortmund 2-0 at Stamford Bridge to progress to the quarterfinals of the Champions League 2-1 on aggregate on Tuesday. Raheem Sterling and Kai Havertz, with a twice-taken penalty, got the goals as the Blues relieved the pressure on manager Graham Potter. The Englishman’s job was on the line after a season that has so far failed to deliver any return on a world-record injection of over £500 million ($600 million) in one season on new... Read this story