New York Yankees retire Paul O'Neill's No. 21; GM Brian Cashman, owner Hal Steinbrenner booed by fans - ABC7 New York
Paul O'Neill's career celebrated with Monument Park plaque, by MLB.com/blogs
New York Yankees - 8.21.22 Paul O'Neill's No. 21 enters Monument Park.
New York Yankees history: Paul O'Neill's number 21 must be retired
Yankees to retire Paul O'Neill's No. 21 jersey this summer - Newsday
Paul O'Neill discusses number retirement by Yankees
Yankees retiring Paul O'Neill's number
Yankees retire Paul O'Neill's No. 21 jersey - NBC Sports
Paul O'Neill's number to be retired by Yankees
New York Yankees to retire Paul O'Neill's jersey number during 2022 season - Sports Illustrated NY Yankees News, Analysis and More