On this Day in Sports History June 21
MLB
On this day in 1986, Bo Jackson signed with the Kansas City Royals.
On this day in 1970, Detroit Tigers shortstop César Gutiérrez collected seven hits in a single game.
On this day in 2005, the Cincinnati Reds fired manager David Miley.
On this day in 2009, St. Louis Cardinals manager Tony La Russa won his 2,500th game when the Cardinals defeated the Kansas City Royals, 12-5.
NBA
On this day in 1988, the Los Angeles Lakers defeated the Detroit Pistons 108-105 to win their second straight title.
On this day in 2012, the Miami Heat beat the Oklahoma City Thunder in five games to win the NBA title.
Golf
On this day in 1965, Gary Player won the U.S. Open.
On this day in 1992, Tom Kite beat Jeff Sluman to win the U.S. Open.
On this day in 1971, Lee Trevino beat Jack Nicklaus to win the U.S. Open.