2017: Boston Celtics PG Isaiah Thomas scored 53 points in a Game 2 victory over the Washington Wizards, the 2nd-highest playoff scoring output in franchise history (John Havlicek — 54)
1999: Denver Broncos QB John Elway announced his retirement from the NFL after winning consecutive Super Bowls — the 1st of his career
1988: Cincinnati Reds MGR Pete Rose was suspended for 30 games for shoving an umpire
1983: Denver Broncos acquired QB John Elway just 6 days after the Indianapolis Colts drafted him 1st overall
1968: Bill Russell won his 1st NBA Championship as player-coach of the Boston Celtics, defeating the Los Angeles Lakers in 6 games
1954: St. Louis Cardinals OF Stan Musial set a single-day MLB record by hitting 5 HRs in a doubleheader against the New York Giants
1939: New York Yankees 1B Lou Gehrig voluntarily benched himself “for the good of the team”, ending his record streak of 2,130 consecutive games played before ultimately retiring and passing away with ALS (often referred to as Lou Gehrig’s disease)
1920: National Negro Baseball League debuted in Indianapolis, IN as the Indianapolis ABC’s defeated the American Giants
1909: Pittsburgh Pirates SS Honus Wagner stole his way around the bases for the 4th time in his career, setting an NL record