Mets, Yankess don NYPD, FDNY hats, honor Sept. 11 first responders
Mets recognize 9/11 20 years later in pregame ceremony
NY Mets To Wear FDNY, NYPD Caps During 9/11 Anniversary Game
Major League Baseball bans New York Mets from wearing FDNY, NYPD hats honoring Sept. 11 heroes
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Former Mets manager Bobby Valentine tweaks Yankees over post-9/11 actions – New York Daily News
NY Mets to wear first responder caps during a game on 9/11
We Shall Not Forget (Provided You Pay)
A march with HEART: Unions honor workers who toiled during 9/11 recovery at Ground Zero
MLB finally gives Mets permission to wear NYPD, FDNY hats on anniversary of 9/11
MLB commemorates 9/11 with ballpark ceremonies
Yankees' Aaron Judge, Giancarlo Stanton getting closer to returns - The Boston Globe
MLB to honor victims, families of 9/11
How sports world, NFL teams will honor 20th anniversary of 9/11 – NBC Sports Chicago
Mets, Yankees wear NYPD, FDNY hats on 9/11/2020
