Inside West Brom's potential 'heartbreaking' points deduction: How fans are leading the fight, why experts think probe is 'unfair', how any breach is marginal and why the fault lies with despised former owner Guochuan Lai

Fans of West Brom are leading the public fight against an alleged breach of EFL spending rules, which could relegate the club, insisting such a judgement would be one of the most grievous ever.