Yankees, Mets among teams honoring Sept. 11 anniversary; former President George W. Bush attends ceremony at Blue Jays-Rangers - ESPN
MLB -- Inside Kirk Gibson's World Series home run 30 years later - ESPN
Mets, Yankees offer emotional tributes 20 years after 9/11 in Subway Series
Greatest moments at old Yankee Stadium
Tom Seaver, Book by Bill Madden, Official Publisher Page
Jeter returns as Yankees honor 1998 team at Old-Timers' Day, Boone booed by some
Mets, Yankees come together to commemorate 9/11 anniversary - Newsday
Mets vs Yankees 9/11 20th Anniversary September 11, 2021
Mets, Yankees to wear first responder caps for 9/11 remembrance game vs. Yankees
Mets, Yankees offer emotional tributes 20 years after 9/11 in Subway Series
Mets, Yankees come together to commemorate 9/11 anniversary - Newsday