MLB reacted to the 2019 Hall of Fame announcement with overwhelming joy
It's Unanimous: Mariano Rivera Is a Hall of Famer - The New York Times
Mariano Rivera baseball's first unanimous Hall of Fame selection; Roy Halladay, Edgar Martinez and Mike Mussina also elected
Baseball Hall of Fame 2019 results: Mariano Rivera unanimous choice; Roy Halladay, Mike Mussina and Edgar Martinez elected
All-Star ace Roy Halladay elected to Baseball Hall of Fame - WHYY
Mariano Rivera - Wikipedia
Sandman set to enter Hall of Fame
Yankees Legend Mariano Rivera Becomes First Player Elected To Baseball Hall Of Fame Unanimously - CBS New York
Mariano Rivera Will Make History Upon Sunday's Hall of Fame Induction
Rivera first unanimous Hall of Fame selection
Roy Halladay elected with Rivera, Mussina, and Martinez to the Baseball Hall of Fame - Bluebird Banter
Baseball Hall of Fame 2019 results: Mariano Rivera unanimous choice; Roy Halladay, Mike Mussina and Edgar Martinez elected
Yankees Legend Mariano Rivera Unanimously Elected To Hall Of Fame
Mariano Rivera elected to Hall of Fame
Mariano Rivera unanimously elected to Hall of Fame, along with Roy Halladay, Edgar Martinez and Mike Mussina – BBWAA