1915 – Regret, ridden by Joe Notter, becomes the first filly to win the Kentucky Derby, with a 2-length wire-to-wire victory over Pebbles.
1937 – War Admiral, the favorite ridden by Charles Kurtsinger, wins the Kentucky Derby by 1 3/4 lengths over Pompoon.
1943 – Count Fleet, ridden by Johnny Longden, wins the Preakness Stakes by 8 lengths over Blue Swords.
1954 – World record holder William Parry O’Brien becomes the first man to throw the shot put more than 60 feet with a 60-5\ toss at a meet in Los Angeles.
1968 – Jim ”Catfish” Hunter of the Oakland A’s pitches a perfect game, beating the Minnesota Twins 4-0. It is the first perfect game in the American League regular season in 46 seasons.
1970 – Walt Frazier scores 36 points to lead the New York Knicks to a 113-99 victory over the Los Angeles Lakers and the NBA championship in seven games.
1984 – On the day the Olympic torch relay begins, the Soviet Union announces it will not take part in the 1984 Summer Olympics. The Soviet National Olympic Committee Union said the participation of Soviet athletes would be impossible because of ”the gross flouting” of Olympic ideals by U.S. authorities.
1993 – Lennox Lewis of Britain scores a unanimous 12-round decision over Tony Tucker in his first defense of the WBC heavyweight title in Las Vegas.
1995 – New Zealand’s Black Magic 1 takes a 2-0 lead, defeating Young America by the widest margin for a challenger since the 1871 America’s Cup.
2001 – Randy Johnson becomes the third pitcher to strike out 20 in nine innings. He doesn’t finish the game as the Arizona Diamondbacks go on to beat Cincinnati 4-3 in 11 innings.
2003 – Minnesota becomes the first team in NHL history to rebound from two 3-1 series deficits to win in one postseason with a 4-2 victory at Vancouver.
2011 – University of Georgia senior Russell Henley becomes the second amateur winner in PGA Nationwide Tour history, shooting a 3-under 68 for a two-stroke victory in the Stadion Classic.
2012 – Josh Hamilton becomes the 16th player to hit four home runs in a game, launching a quartet of two-run drives against three different pitchers to carry the Texas Rangers to a 10-3 victory over the Baltimore Orioles.
2014 – The Houston Texans takes South Carolina defensive end Jadeveon Clowney with the first pick in the NFL draft. The draft’s other big name, Texas A&M quarterback Johnny Manziel, sits until Cleveland makes its third trade of the round and grabs the 2012 Heisman Trophy winner at No. 22.