The Yankees and Mets are wearing first responders' hats today for

Mets, Yankees to wear first responder caps for 9/11 remembrance game vs. Yankees

MLB rejects Mets' first responder hats - Newsday

Baseballer - Classy move by the Yankees 👏

Playing in Bronx on 9/11 'incredibly meaningful' for Yankees

Joe Torre denies claims that MLB threatened Mets with fines for wearing first responders' hats – New York Daily News

METS ANNOUNCE 9/11 REMEMBRANCE CEREMONY DETAILS - Back Sports Page

You can buy First Responder Mets Branded Hats at Citi Field

Yankees, Mets to Wear Hats Honoring Sept. 11 First Responders on Friday, News, Scores, Highlights, Stats, and Rumors

Outrage over Mets not wearing caps of NYPD, FDNY, PAPD on 9/11 shows how pain of day still lingers – New York Daily News

Yankees and Mets Wear NYPD, FDNY Hats and 9/11 Patch to Honor First Responders – NBC New York

SNY on X: The Mets are wearing first responder caps in remembrance of September 11, 2001. / X