Mike Piazza, NY Mets feel obligation to honor 9/11 victims
Mike Piazza to have his Number Retired
Mike Piazza praises Mets fans, father, 9/11 first responders in
Mets, Yankees offer emotional tributes 20 years after 9/11 in
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17 years ago today: Mike Piazza's homer in first game in New York
Dear NY Mets offense, score some runs for Jose Quintana today
Piazza reflects on 9/11 and 9/21 home run - Newsday
Mike Piazza's post-9/11 home run lifted New York, nation
Sept. 11 Attack 20th Anniversary: Live Updates: With Bowed Heads
Mike Piazza going into Hall of Fame as a Met