Yankees retire Paul O'Neill's No. 21 jersey - NBC Sports

New York Yankees retire Paul O'Neill's No. 21; GM Brian Cashman, owner Hal Steinbrenner booed by fans - ESPN

New York Yankees to retire Paul O'Neill's No. 21 on Aug. 21 - NBC Sports

The Yankees Retire Paul O'Neill's Number 21 - The New York Times

As Paul O'Neill's No. 21 Is Retired, One Last Kick of a Water Cooler - The New York Times

Paul O'Neill Yankees No. 21 retired

As Paul O'Neill's No. 21 Is Retired, One Last Kick of a Water Cooler - The New York Times

As Paul O'Neill's No. 21 Is Retired, One Last Kick of a Water Cooler - The New York Times

Yankees retire Paul O'Neill's No. 21 jersey, Cashman booed

Yankees GM Brian Cashman Backs Aaron Boone to Turn Fans' 'Slings' into 'Bouquets' – NBC New York

Number 21 Continues to Remain Sacred to the New York Yankees, News, Scores, Highlights, Stats, and Rumors

Paul O'Neill (baseball) - Wikipedia

NY Yankees retire Paul O'Neill's No. 21