Is Mikel Arteta right – do footballs really make a difference to performance?
Arsenal's manager blamed Puma's Oribita 1 after their cup defeat to Newcastle, but how marked is the variation between brands ...
Inside Julen Lopetegui’s West Ham exit: Lack of days off, tension with players, on the brink for months
Lopetegui was dismissed as West Ham head coach on Wednesday after just eight months and 22 games - this is the story of his ...