On This Day: Magic Johnson Reveals That He Has HIV

As estimated 47,000 people will run 26.2 miles Sunday in the New York City Marathon. The marathon race was created in 1896 to honor the legendary run of Greek messenger Pheidippides from Marathon to Athens. Though the story is almost certainly a myth, it is based on an even more impressive feat of endurance.

On Sept. 23, 1845, the Knickerbocker Base Ball Club was founded. Its bylaws, which included rules on how to play the game, are considered the basis of modern baseball rules.

On Aug. 16, 1920, Cleveland Indians shortstop Ray Chapman was struck in the head by a pitch. He died a day later, becoming the only player in major league history to die from a pitched ball.

On July 27, 1996, a bomb killed one and injured 111 visitors at the Centennial Olympic Park in Atlanta. Security guard Richard Jewell was wrongfully accused of planting the bomb and defamed by the media.

On July 24, 1983, the Royals’ George Brett wildly charged toward umpires after his ninth inning home run was disallowed because there was too much pine tar on his bat.

Before the first pitch of the 82nd MLB All-Star game, we look back at the 10 most memorable moments, be they exciting, disappointing, historically significant or bizarre.

On July 12, 1979, a promotion mocking disco music incited a crowd of 90,000 to trash Comiskey Park and storm the field, forcing umpires to declare a forfeit for the White Sox.

On July 11, 1914, 19-year-old George Herman “Babe” Ruth played his first major league baseball game as a pitcher for the Boston Red Sox.

On July 6, 1933, Chicago Tribune sports editor Arch Ward organized the first All-Star game as a part of the Chicago World’s Fair.

On July 6, 1957, Althea Gibson, the “Jackie Robinson of tennis,” became the first black tennis player to win Wimbledon. Gibson also won the doubles championship later in the day.

On July 5, 1975, Arthur Ashe became the first black man to win Wimbledon, defeating Jimmy Connors in a shocking upset.

On July 4, 1939, in a farewell speech at Yankee Stadium, a terminally ill Lou Gehrig declared himself the “luckiest man on the face of the Earth.”

On June 20, 1967, heavyweight champion Muhammad Ali was sentenced to five years in prison for refusing to serve in the military.

On June 13, 1935, James Braddock, just a year after coming out of retirement, won a unanimous decision against heavyweight champion Max Baer in one of boxing’s greatest upsets.

On June 11, 1955, driver Pierre Levegh and 82 spectators were killed in an accident at the 24 Hours of Le Mans race.

On June 9, 1973, Secretariat won the Belmont Stakes by 31 lengths, becoming the first horse in 25 years to win the Triple Crown.

On May 30, 1911, Ray Harroun won the first ever Indianapolis 500, beating 39 other cars.

On May 28, 1957, the National League approved the move of the Brooklyn Dodgers and New York Giants baseball teams to Los Angeles and San Francisco, respectively.