New York Mets, Yankees mark 20 years since 9/11
Yankees, Mets, Navy and Air Force pay tribute on 9/11
Yankees, Mets finally get to mark 9/11 anniversary with commemorative caps in-game
20th Anniversary of 9/11 Tribute Jerseys and Caps. : r/NewYorkMets
Mets Morning News: Polar Bear Power - Amazin' Avenue
Mets, Yankees will remember Sept. 11 attacks before Saturday game
Yankees-Mets to play on 20th anniversary of 9/11 during 2021 season
Nimmo Gives Mets 4-3, 10-Inning Win Over Yanks on Night of Mental, Physical Errors
New York Yankees, Mets will play on 20th anniversary of September 11
Mets recognize 9/11 20 years later in pregame ceremony
Mets, Yankees, MLB to Mark 9/11 20th Anniversary with On-Uniform Tributes – SportsLogos.Net News
Jacob deGrom #48 - Autographed Team Issued First Responder Hat and Team Issued White Commemorative Jersey with American Flag Patch - Mets vs. Yankees - 9/11/2021
Trevor May calls his outing versus Yankees 'worst all year