Ten candidates one night. And five questions that the Democratic debate Thursday may help answer about a presidential race that is steadily accelerating.205/203

World Newspapers: Tonight could clear a path to the finish
World Newspapers: Tonight could clear a path to the finish
World Newspapers: Tonight could clear a path to the finish
World Newspapers: Tonight could clear a path to the finish
World Newspapers: Tonight could clear a path to the finish
World Newspapers: Tonight could clear a path to the finish