Philadelphia Phillies retired the future Baseball Hall of Fame third baseman Mike Schmidt’s uniform #20.
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Arthur C. Clarke was knighted.
A series of worldwide protests began in reaction to the murder of George Floyd by Minneapolis police.
NASA's Apollo 10 mission returned to earth after successfully testing all possible elements of a Moon landing.
Amazon announced the acquisition of film studio Metro Goldwyn Mayer for $8.45 billion.
Ty Cobb, a future Baseball Hall of Fame center fielder, was the first to gain 1,000 extra-base hits.
