Mets, Yankees and more pay tribute on 9/11 20th anniversary
Mets Morning News: Mets making other teams cry - Amazin' Avenue
Mets Morning News: Mets and Yankees begin Subway Series as both teams honor 9/11 anniversary - Amazin' Avenue
Yankees, Mets lineups Friday 9/11 anniversary adds emotion to Subway Series: 'It'll be an honor' (9/10/21)
Mets, Yankees offer emotional tributes 20 years after 9/11 in Subway Series
Citi Field - Wikipedia
Yankees and Mets Clash in Subway Series on 9/11 Anniversary - The New York Times
Mets Morning News - Amazin' Avenue
Yankees, Mets could be destined for World Series after historic April
Yankees and Mets Clash in Subway Series on 9/11 Anniversary - The New York Times
Mets Morning News - Amazin' Avenue
NY Mets win two of three against rival Yankees in Subway Series
9/11 remembered in emotional scene at Mets-Yankees game