July 30

1870 — Monmouth Park opens with a five-day race meet.

1930 — Uruguay beats Argentina 4-2 for soccer's first World Cup in Montevideo.

1932 — The 10th modern Olympic Games open in Los Angeles.

1961 — Jerry Barber edges Don January by one stroke in a playoff to win the PGA title.

1968 — Washington's Ron Hansen pulls off an unassisted triple play, but the Cleveland Indians still win 10-1.

1971 — In the NFL All Star game, the Baltimore Colts beat the All-Stars 24-17.

1976 — Bruce Jenner sets the world record in the Olympic decathlon with 8,618 points, breaking Nikolai Avilov's mark by 164 points.

1980 — Houston pitcher J.R. Richard suffers a stroke during a workout at the Astrodome.

1984 — Michael Gross of West Germany sets a world record in the 200-meter freestyle with a time of 1:47.44 at a meet in Munich.

1996 — The American softball team wins the gold medal, beating China 3-1 behind a controversial two-run homer from Dot Richardson in the first Olympic competition in that sport.

2004 — At the London Grand Prix meet, Russia's Yelena Isinbayeva breaks the pole vault world record for the third time in five weeks, clearing 16-¾ at Crystal Palace.