Here's what we'll learn from Day 4 of Cheltenham

Not 26 years old yet and Joseph O’Brien already enjoys the ultimate badge of acceptance within the racing community. He is known simply as ‘Joseph.’ Of course, as the eldest son of Aidan and Anne-Marie O’Brien, he has had his advantages in the sport, certainly during his riding career, but as a trainer he is very much his own man.

Joseph O’Brien — King of the Juveniles?