Yankees retire Jorge Posada's No. 20
Yankees to retire numbers of Posada and Bernie, too
Yankees retire Paul O'Neill's No. 21 jersey, Cashman booed
New York Yankees: Top 10 catchers in franchise history
Jorge Posada honored at Yankee Stadium
Yankees honor Paul O'Neill with Monument Park plaque
Yankees Will Retire Bernie Williams' No. 51 and Jorge Posada's No
Yankees retire Derek Jeter's No. 2, unveil plaque for Monument
Yankees will retire Paul O'Neill's No. 21 jersey in August at
Derek Jeter's No. 2 retired by Yankees; Monument Park plaque
New York Yankees to retire Paul O'Neill's No. 21
Here are the Yankees' 21 retired numbers
Why Yankees outfielder Brett Gardner deserves a plaque in Monument
Jorge Posada debuts on Hall of Fame ballot
Derek Jeter became Yankees legend with rare combo of skill, fortitude