A quarter of a million people braved miserable conditions at Epsom Downs on June 2, 1954, to see the 175th running of the prestigious Derby Stakes. Queen Elizabeth II and Sir Winston Churchill were in attendance, along with thousands of Britons who were all convinced of the unfailing superiority of English bloodstock and eager to see a British colt take the victory. They were shocked when a Kentucky-born chestnut named Never Say Die galloped to a...