1922 — Charlie Robertson of the Chicago White Sox pitches a 2-0 perfect game against the Detroit Tigers.
1961 — Willie Mays of the San Francisco Giants hits four home runs in a 14-4 victory over the Braves in Milwaukee.
1971 — The Milwaukee Bucks become the second team to register a four-game sweep in the NBA championship, beating the Baltimore Bullets 118-106.
1976 — Muhammad Ali wins a unanimous 15-round decision over Jimmy Young in Landover, Md., to retain his world heavyweight title.
1992 — The Red Wings and Canucks become the ninth and 10th teams in NHL history to rebound from 3-1 deficits to win playoff series. Detroit beats the Minnesota North Stars 5-2 in the Norris Division, while Vancouver defeats the Winnipeg Jets 5-0 in the Smythe Division.
1993 — Monica Seles, the top-ranked women's player, is stabbed in the back during a changeover at the Citizen Cup in Hamburg, Germany. Guenter Parche, 38, reaches over a courtside railing and sticks a knife into the back of Seles. She has an inch-deep slit between her shoulder blades and missed the remainder of the 1993 season.
2002 — Texas Rangers shortstop Alex Rodriguez becomes the second-youngest player to reach 250 homers during a 10-3 win over the Toronto Blue Jays.
2005 — James Toney outpoints John Ruiz to win the WBA heavyweight title in New York. Toney, a former champion at three other weights, wins his third heavyweight bout, becoming the third one-time middleweight champion to take boxing's top crown.
2009 — Derrick Rose scores 28 points and blocks Rajon Rondo's potential winner as Chicago held on for a 128-127 triple-overtime victory over Boston to force Game 7. Ray Allen scores a career playoff-high 51 points for the Celtics, while tying the NBA playoff record with nine 3-pointers.
2010 — Tiger Woods matches the worst nine-hole score of his PGA Tour career and winds up with a 7-over 79 to miss the cut at the Quail Hollow Championship. Woods finishes at 9-over 153, the highest 36-hole total of his career. It's the sixth time in his 14-year career he misses a cut.
2011 — In Moscow, Japan's Miki Ando defeats Olympic champion Kim Yu-na of South Korea at the world figure skating championships originally scheduled for Japan before it was devastated by an earthquake and tsunami in March.