Inside Sport newsletter: Get an expert guide to the biggest moments shaping the world of sport Get our free Inside Sport newsletter Get our free Inside Sport newsletter Email * SIGN UP I would like to be emailed about offers, events and updates from The Independent. Read our Privacy notice The tears that unexpectedly welled up in Emma Raducanu’s eyes following another difficult loss gave a glimpse into how heavily the last few years have weighed on her. The 23-year-old had been downbeat but