On this Day in Sports History March 20
NBA
On this day in 1968, Philadelphia 76ers center Wilt Chamberlain became the first center in NBA history to lead the league in assists with 702 and averaging 8.6 a game. Chamberlain would call leading the league in assists on of the greatest achievements of his career.
On this day in 1990, the Los Angeles Lakers retired Kareem Abdul-Jabbar number 33.
MLB
On this day in 1973, the BBWAA selected Roberto Clemente to be a member of the Hall of Fame in a special election. Clemente passed away in a plane accident on December 31, 1972, while he was en route to deliver aid to earthquake victims in Nicaragua. The five year rule was waived by the board of directors, allowing Clemente an early election.
On this day in 1989, the office of commissioner Peter Ueberroth announces that Major League Baseball is conducting an investigation into “serious allegations” concerning Pete Rose and gambling.