Mack’s the man for Betfair cavalry charge

Had events unfolded the way Nicky Henderson hoped at the start of the season Altior would not be running in the Grade Two Win Bigger On The Betfair Exchange Chase at Newbury this afternoon.

Had he stretched his unbeaten record to an astonishing 20 races by beating Cyrname at Ascot in November, Altior would probably have lined up the short-priced favourite for the King George.