Mike Piazza 'honored' post-9/11 homer for Mets will live on
Mike Piazza - Wikipedia
Mets Hall of Fame case: Mike Piazza - Amazin' Avenue
Mets Jersey Worn by Piazza in Post-9/11 Game is Up For Bid
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In the Mets' first home game following 9/11, Mike Piazza hits a go-ahead home run in the bottom of the 8th. : r/baseball
Piazza Post 9/11 Home Run
September 21, 2001: Piazza homer leads Mets in New York City's first baseball game after 9/11 – Society for American Baseball Research
Mike Piazza's post-9/11 home run remains memorable to New York City 20 years later
Mike Piazza's post-9/11 homer helps NY heal
Piazza Disappointed Mets Dold Post-9/11 Home Run Jersey
Post-9/11 Piazza Mets Jersey on Display at 9/11 Memorial Museum