Memorable Mets Game: September 21, 2001 - Amazin' Avenue
Staten Island 9/11 Postcards Memorial ceremony remembers those lost 22 years ago
Mets, Yankees, MLB to Mark 9/11 20th Anniversary with On-Uniform Tributes – SportsLogos.Net News
How Sports World, Teams Plan to Honor 20th Anniversary of 9/11 – NBC New York
Hudson County to commemorate 22nd anniversary of Sept. 11 terrorist attacks
Mets, Yankees to remember 9/11 20 years later
Museum exhibit highlights impact of sports after 9/11
Mike Piazza appreciates Pete Alonso keeping 9/11 traditions - Newsday
Mets recognize 9/11 20 years later in pregame ceremony
Sept. 11 Attack 20th Anniversary: Live Updates: With Bowed Heads, Americans Reflect on 9/11 and Its Aftermath - The New York Times
Mets unveil Seaver statue at Citi Field - NBC Sports
Mets, Yankees, MLB to Mark 9/11 20th Anniversary with On-Uniform Tributes – SportsLogos.Net News
Mets, Yankees offer emotional tributes 20 years after 9/11 in Subway Series
9/11 remembrance ceremonies go on amid pandemic and social distancing requirements
Mike Piazza honors fallen 9/11 firefighters, gives thoughts on current Mets team and beyond - Newsday