Ange Postecoglou made quite a noteworthy decision against West Ham on Saturday afternoon at half-time. Indeed, Postecoglou decided to substitute James Maddison at the break, bringing Pape Matar Sarr on in his place. From the outside looking in, that appeared to be something of a strange change as Spurs replaced a creative midfielder for a defensive-minded player in a home game that was 1-1 at the break. Inevitably, this substitution led to many pondering why Maddison was subbed and if he had picked up an injury. However, according to Darren Fletcher, speaking on commentary on TNT Sports just a…