1939 - The New York Yankees announce Lou Gehrig's retirement, based on the report that he has amyotrophic lateral sclerosis. The 36-year-old star will remain with the team as captain.
1950 - Joe DiMaggio gets his 2,000th hit, a seventh-inning single off the Indians Chick Pieretti, as the Yanks win 8-2. DiMaggio joins Luke Appling and Wally Moses as the only active players with 2,000 or more hits.
1964 - On Father's Day at Shea Stadium, Jim Bunning pitches the first perfect game (excluding Don Larsen's 1956 World Series effort and Harvey Haddix's 1959 extra-inning loss) since Charlie Robertson's on April 30, 1922. He also becomes the first pitcher to win no-hitters in both leagues and drives in 2 runs as Philadelphia beats the Mets 6-0. Gus Triandos becomes the first catcher to catch a no-hitter in each league. The Mets don't fare much better in the nightcap as rookie Rick Wise wins his first game and gives up just 3 hits for an 8-2 win.
1970 - Detroit's Cesar Gutierrez goes seven-for-seven to tie a record set in 1892 in a 12-inning, 9-8 win over Cleveland. Mickey Stanley's home run wins it for the Tigers. Gutierrez will collect just seven hits in all of 1971, and 128 hits for his career.
1971 - Indians slugger Ken Harrelson announces his retirement from baseball to join the pro golf tour.
1986 - Bo Jackson, college football's Heisman Trophy winner in 1985 and the first pick (by Tampa Bay) in the NFL draft, stuns observers nationwide by signing with the Kansas City Royals instead.
1989 - The Yankees trade outfielder Rickey Henderson back to the A's for journeymen pitchers Eric Plunk and Greg Cadaret and outfielder Luis Polonia.