Paul O'Neill on No. 21 retirement Yankees
Yankees' Brian Cashman on being booed by Yankees fans: 'That's just the nature of the beast' - The Athletic
Yankees retire Paul O'Neill's No. 21 jersey, Cashman booed
Yankees fans make statement booing Hal Steinbrenner while soaking in Paul O'Neill Day
Yankees fans make statement booing Hal Steinbrenner while soaking in Paul O'Neill Day
Hal Steinbrenner Gets Booed In Yankee Stadium During Paul O'Neill Number Retirement
Derek Jeter excites Yankees fans with talk of seeing him more
Yankees fans make statement booing Hal Steinbrenner while soaking in Paul O'Neill Day
Randy Miller NJ Advance Media for NJ.com
GM Brian Cashman continues to 'believe strongly' in Aaron Boone, New York Yankees amid struggles - ABC7 New York
Yankees fans make statement booing Hal Steinbrenner while soaking in Paul O'Neill Day
Yankees fans rain boos on Hal Steinbrenner at Paul O'Neill ceremony