New York Yankees to retire Paul O'Neill's number this summer
Yankees announce next player to have his number retired at Yankee Stadium
New York Yankees retire Paul O'Neill's No. 21; GM Brian Cashman, owner Hal Steinbrenner booed by fans - ABC7 New York
I'm so disappointed I couldn't be there in person - New York Yankees legend Derek Jeter misses teammate Paul O'Neill's jersey retirement
Legendary Seinfeld Actor Paul O'Neil to have #21 Retired by Yankees : r/seinfeld
Yankees fans boo Hal Steinbrenner during Paul O'Neill ceremony
Paul O'Neill calls Yankees jersey retirement 'highest honor
Paul O'Neill (baseball) - Wikipedia
Yankees to Retire Paul O'Neill's Number 21
The Yankees Just Tarnished Their Legacy by Retiring Paul O'Neill's Jersey
Paul O'Neill Day: Who will Yankees honor in Monument Park next?
As Paul O'Neill's No. 21 Is Retired, One Last Kick of a Water Cooler - The New York Times
Yankees to retire Paul O'Neill's No. 21 on Aug. 21