This Day in Yankees History: MLB.com Classic Yankees Highlights
Paul O'Neill Yankees No. 21 retired
If we must retire one more Yankee number . . .
Paul O'Neill discusses number retirement by Yankees
NY Yankees royalty honored as Paul O'Neill's No. 21 is retired
Mariano Rivera goes out on top unlike struggling Yankees this
As Paul O'Neill's No. 21 Is Retired, One Last Kick of a Water
As Paul O'Neill's No. 21 Is Retired, One Last Kick of a Water
The Yankees need to reissue Paul O`Neill's no. 21 - Pinstripe Alley
State of the New York Yankees: An up-and-down opening