Constitution Hill claimed a comfy triumph successful the Aintree Hurdle connected the opening time of the Grand National meeting.
The Champion Hurdle victor, who went disconnected arsenic 2-15 favourite, led from commencement to decorativeness and was ne'er challenged.
It was a seventh triumph retired of 7 nether rules for the six-year-old, who is 1 of the stars of the sport.
Earlier, Shishkin, besides trained by Nicky Henderson, swooped precocious to triumph the Aintree Bowl.
More to follow.