Cheltenham Festival 2026 day one: Upsets galore as Lossiemouth, Kargese star on Champion Day

The biggest week in the British horse racing calendar is underway, and there was plenty for the Cheltenham crowd to roar about as the iconic festival lived up to its dramatic reputation on the opening day.

Here, Sports News Blitz writer Charlie Fawcett reviews all the action, as it happened, on Champion Day 2026.