Do-over: The A's sign Jason Giambi to an extension in 2001 - The Athletic
Mariano Rivera, baseball's greatest closer, leaves a lasting legacy on and off the field – New York Daily News
Mariano Rivera, baseball's greatest closer, leaves a lasting legacy on and off the field – New York Daily News
Mariano Rivera: A Career With the Yankees - Timeline
Will Carlos Correa return to the Twins? What happened with the Mets deal? - AS USA
Mariano Rivera's 2001 extension may be the best reliever contract ever - Pinstripe Alley
Mariano Rivera: MLB's Greatest Closer - Pinstripes Nation
Mariano Rivera – Society for American Baseball Research
How The Yankees' 1990 Class Forged The Legendary Core Four
Joe Nathan and the Cooperstown Closer Conundrum - Cooperstown Cred
It already seems impossible to get away from Rafael Devers and Xander Bogaerts contract talk, and other thoughts - The Boston Globe
People v. Mariano Rivera - Newsday
Josh Hader And Other 'Super-Relievers' Rarely Get Big Paydays
Mariano Rivera, baseball's greatest closer, leaves a lasting legacy on and off the field – New York Daily News
25 years ago, Mariano Rivera made the one great start -- yes, start -- of his Hall of Fame career - ESPN