A practicing attorney, Jones was only an amateur golfer, yet in 1930 he became the only man to win four major golf championships in a single year and the only sports figure to be honored with two New York City ticker-tape parades. At 28, he had already won 13 major championships. He was hailed for his sportsmanship when he lost a major tournament by one stroke after calling a penalty on himself for an infraction that no one else saw. What was the infraction, and what tournament did he lose? Discuss
Source: The Free Dictionary