Grand National to switch to 72-hour declarations

Final declarations for the Randox Grand National will be made 72 hours before the race, starting with this year's renewal.

- 

Since the advent of 48-hour declarations in 2006, the field for the race has been known on the Thursday morning before the race, but the final lineup will now known on the Wednesday, before the three-day meeting begins. The Derby at Epsom is the only oth