The Queen took part in a minute's silence on the opening day of the Royal Ascot festival in memory of Sir Henry Cecil.
The Newmarket horse trainer died last week at the age of 70. He had been battling cancer. During his career Sir Henry produced 75 winners at Royal Ascot, more than any other trainer.
A year ago today he was watching the his unbeatable racehorse Frankel win the first race of the day, The Queen Anne Stakes.
The racing world is mourning the loss of one of its-all time greats, the trainer Sir Henry Cecil, who's died of cancer at the age of 70.
His career at Newmarket spanned more than 40 years; his list of achievements is remarkable. He trained 25 classic winners and coached the legendary Frankel to 14 straight wins.
But to those who knew him he was far more than a list of achievements, he's been described as one of the most loved people in the sport.
Click below to watch a report from ITV News Anglia's Sport Correspondent Donovan Blake in Newmarket:
The Newmarket trainer Sir Henry Cecil has died at the age of 70.
Sir Henry Cecil was a 10-time champion racehorse trainer.
He was one of British racing’s most famous personalities as well as one of the industry's most respected trainers.
He won 25 British Classics, including the Derby on four occasions and had no fewer than 73 Royal Ascot victories to his name.