A second trophyless season in a row for Real Madrid could get worse if Barcelona wins La Liga against them in Sunday’s El Clásico 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 Training ground bust-ups, allegations of fights in the dressing room, and a