Carlos Martinez famously hit a ball off Jose Canseco’s head for a home run in major league baseball.
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A series of worldwide protests began in reaction to the murder of George Floyd by Minneapolis police.
Simon Pagenaud of France finished the 2016 Indy 500 just two-tenths of a second ahead of Alexander Rossi.
NASA's Apollo 10 mission returned to earth after successfully testing all possible elements of a Moon landing.
Philadelphia Phillies retired the future Baseball Hall of Fame third baseman Mike Schmidt's uniform #20.
Arthur C. Clarke was knighted.
