Watch: Tom Segal and Callum Helliwell provide their best bets on a massive day of Group 1 action at Doncaster and Leopardstown

Join Ross Brierley, broadcaster Callum Helliwell and Pricewise Tom Segal as they preview the action on ITV Racing for the Betfred St Leger and Irish Champions Festival on Saturday.

• Watch In The Know here

Read more:

'We’re not out of our depth - I’ve got him in as good form as I’ve had all year' - rival trainers can't wait to take on Ballydoyle trio in the St Leger 

Can anyone stop Aidan? The master trainer is on course for his best ever season - read what he thinks of his stellar Saturday team 

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