Nick is joined by Racing Post senior writer Lee Mottershead to discuss the latest news and events from around the racing world today. They begin with the news that jump racing's brightest star Constitution Hill is to remain over hurdles, and are joined by his trainer Nicky Henderson. With the Melbourne Cup weights released overnight, Nick catches up with Willie Mullins, trainer of leading fancies Vauban and Absurde, while VRC Executive GM Leigh Jordon gives us an overview of the main contenders. Eve Johnson Houghton looks ahead to the weekend with exciting 2yo Mister Sketch, and also has news on Dewhurst fancy Indian Run. Meanwhile, Tattersalls Ireland CEO Simon Kerins previews the September sale in association with Weatherbys, while we debut a new occasional series devoted to finding out more about equine nutrition and physiology with Kentucky Equine Research's Dr Joe Pagan and Saracen's Polly Bonnor.