The August 1979 Fastnet race, from Cowes on the Isle of Wight in the English Channel to the Fastnet lighthouse off the south coast of Ireland, started calmly enough for the 303 boats taking part. The previous two races had been uneventful and none of the sailors, among them former British prime minister Ted Heath and American cable TV millionaire Ted Turner, anticipated anything out of the ordinary this time. They expected a challenge, an exhilarating...