Warm temperatures have plagued the World Cup all season long, but the city sprint in Düsseldorf, Germany, has always been a lock on the calendar. On Friday, 13° C temperatures and rain pelted down on the German city, which overlooks the Rhine River. This weekend’s races mark the 10th year in which Düsseldorf has hosted the city sprints on man-made snow, but the production of the course seemed to have met its match in the adverse weather...