Frankie Dettori makes a flying dismount from Stradivarius after winning the Gold Cup at Ascot Racecourse on Thursday. Bryn Lennon / Getty Images
Frankie Dettori makes a flying dismount from Stradivarius after winning the Gold Cup at Ascot Racecourse on Thursday. Bryn Lennon / Getty Images

Royal Ascot: Frankie Dettori turns back the clock as jockey races to four wins