Superior Sinner provides true measure of Zverev’s step up in Wimbledon final

German’s long-awaited first slam title came in Paris after his rival wilted in the heat but was his triumph a turning point or a blip? For a brief moment on the first day of Wimbledon, there was reason to believe that Jannik Sinner was still processing his collapse at Roland Garros. Any loss in Paris would have been si