Yankees and Mets Wear NYPD, FDNY Hats and 9/11 Patch to Honor First Responders – NBC New York
Pregame ceremonies commemorating 9/11 were held at Citi Field before tonight's Subway Series matchup
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
MLB Players to Wear Ribbons on Caps for 9-11 – SportsLogos.Net News
Fans tip hat to Yankees legend Derek Jeter as he pays heartfelt tribute to 9 /11 first responders
Yankee Stadium (1923) - Wikipedia
Mets, Yankees to wear first responder caps for 9/11 remembrance game vs. Yankees
Ribbons on Caps as MLB Teams, Players Remember 9-11 – SportsLogos.Net News
Red Sox fall into last-place tie after doubleheader sweep by Yankees
MLB Honors 9/11 with Special Hats, Donations to U.S. Memorial Sites - FanBuzz